mirror of
https://github.com/cloudflare/wrangler-action.git
synced 2024-11-27 12:14:45 +01:00
1072 lines
34 KiB
JavaScript
1072 lines
34 KiB
JavaScript
import { format, plugins } from 'pretty-format';
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import * as diff$1 from 'diff-sequences';
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import { b as getColors } from './chunk-colors.js';
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function getType(value) {
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if (value === void 0) {
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return "undefined";
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} else if (value === null) {
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return "null";
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} else if (Array.isArray(value)) {
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return "array";
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} else if (typeof value === "boolean") {
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return "boolean";
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} else if (typeof value === "function") {
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return "function";
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} else if (typeof value === "number") {
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return "number";
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} else if (typeof value === "string") {
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return "string";
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} else if (typeof value === "bigint") {
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return "bigint";
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} else if (typeof value === "object") {
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if (value != null) {
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if (value.constructor === RegExp)
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return "regexp";
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else if (value.constructor === Map)
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return "map";
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else if (value.constructor === Set)
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return "set";
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else if (value.constructor === Date)
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return "date";
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}
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return "object";
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} else if (typeof value === "symbol") {
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return "symbol";
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}
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throw new Error(`value of unknown type: ${value}`);
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}
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const DIFF_DELETE = -1;
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const DIFF_INSERT = 1;
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const DIFF_EQUAL = 0;
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class Diff {
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0;
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1;
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constructor(op, text) {
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this[0] = op;
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this[1] = text;
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}
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}
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const diff_commonPrefix = function(text1, text2) {
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if (!text1 || !text2 || text1.charAt(0) !== text2.charAt(0))
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return 0;
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let pointermin = 0;
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let pointermax = Math.min(text1.length, text2.length);
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let pointermid = pointermax;
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let pointerstart = 0;
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while (pointermin < pointermid) {
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if (text1.substring(pointerstart, pointermid) === text2.substring(pointerstart, pointermid)) {
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pointermin = pointermid;
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pointerstart = pointermin;
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} else {
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pointermax = pointermid;
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}
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pointermid = Math.floor((pointermax - pointermin) / 2 + pointermin);
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}
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return pointermid;
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};
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const diff_commonSuffix = function(text1, text2) {
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if (!text1 || !text2 || text1.charAt(text1.length - 1) !== text2.charAt(text2.length - 1))
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return 0;
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let pointermin = 0;
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let pointermax = Math.min(text1.length, text2.length);
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let pointermid = pointermax;
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let pointerend = 0;
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while (pointermin < pointermid) {
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if (text1.substring(text1.length - pointermid, text1.length - pointerend) === text2.substring(text2.length - pointermid, text2.length - pointerend)) {
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pointermin = pointermid;
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pointerend = pointermin;
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} else {
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pointermax = pointermid;
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}
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pointermid = Math.floor((pointermax - pointermin) / 2 + pointermin);
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}
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return pointermid;
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};
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const diff_commonOverlap_ = function(text1, text2) {
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const text1_length = text1.length;
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const text2_length = text2.length;
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if (text1_length === 0 || text2_length === 0)
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return 0;
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if (text1_length > text2_length)
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text1 = text1.substring(text1_length - text2_length);
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else if (text1_length < text2_length)
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text2 = text2.substring(0, text1_length);
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const text_length = Math.min(text1_length, text2_length);
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if (text1 === text2)
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return text_length;
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let best = 0;
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let length = 1;
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while (true) {
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const pattern = text1.substring(text_length - length);
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const found = text2.indexOf(pattern);
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if (found === -1)
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return best;
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length += found;
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if (found === 0 || text1.substring(text_length - length) === text2.substring(0, length)) {
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best = length;
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length++;
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}
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}
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};
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const diff_cleanupSemantic = function(diffs) {
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let changes = false;
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const equalities = [];
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let equalitiesLength = 0;
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let lastEquality = null;
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let pointer = 0;
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let length_insertions1 = 0;
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let length_deletions1 = 0;
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let length_insertions2 = 0;
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let length_deletions2 = 0;
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while (pointer < diffs.length) {
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if (diffs[pointer][0] === DIFF_EQUAL) {
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equalities[equalitiesLength++] = pointer;
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length_insertions1 = length_insertions2;
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length_deletions1 = length_deletions2;
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length_insertions2 = 0;
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length_deletions2 = 0;
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lastEquality = diffs[pointer][1];
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} else {
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if (diffs[pointer][0] === DIFF_INSERT)
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length_insertions2 += diffs[pointer][1].length;
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else
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length_deletions2 += diffs[pointer][1].length;
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if (lastEquality && lastEquality.length <= Math.max(length_insertions1, length_deletions1) && lastEquality.length <= Math.max(
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length_insertions2,
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length_deletions2
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)) {
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diffs.splice(
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equalities[equalitiesLength - 1],
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0,
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new Diff(DIFF_DELETE, lastEquality)
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);
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diffs[equalities[equalitiesLength - 1] + 1][0] = DIFF_INSERT;
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equalitiesLength--;
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equalitiesLength--;
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pointer = equalitiesLength > 0 ? equalities[equalitiesLength - 1] : -1;
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length_insertions1 = 0;
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length_deletions1 = 0;
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length_insertions2 = 0;
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length_deletions2 = 0;
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lastEquality = null;
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changes = true;
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}
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}
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pointer++;
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}
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if (changes)
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diff_cleanupMerge(diffs);
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diff_cleanupSemanticLossless(diffs);
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pointer = 1;
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while (pointer < diffs.length) {
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if (diffs[pointer - 1][0] === DIFF_DELETE && diffs[pointer][0] === DIFF_INSERT) {
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const deletion = diffs[pointer - 1][1];
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const insertion = diffs[pointer][1];
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const overlap_length1 = diff_commonOverlap_(deletion, insertion);
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const overlap_length2 = diff_commonOverlap_(insertion, deletion);
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if (overlap_length1 >= overlap_length2) {
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if (overlap_length1 >= deletion.length / 2 || overlap_length1 >= insertion.length / 2) {
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diffs.splice(pointer, 0, new Diff(
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DIFF_EQUAL,
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insertion.substring(0, overlap_length1)
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));
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diffs[pointer - 1][1] = deletion.substring(0, deletion.length - overlap_length1);
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diffs[pointer + 1][1] = insertion.substring(overlap_length1);
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pointer++;
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}
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} else {
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if (overlap_length2 >= deletion.length / 2 || overlap_length2 >= insertion.length / 2) {
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diffs.splice(pointer, 0, new Diff(
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DIFF_EQUAL,
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deletion.substring(0, overlap_length2)
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));
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diffs[pointer - 1][0] = DIFF_INSERT;
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diffs[pointer - 1][1] = insertion.substring(0, insertion.length - overlap_length2);
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diffs[pointer + 1][0] = DIFF_DELETE;
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diffs[pointer + 1][1] = deletion.substring(overlap_length2);
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pointer++;
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}
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}
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pointer++;
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}
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pointer++;
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}
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};
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const nonAlphaNumericRegex_ = /[^a-zA-Z0-9]/;
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const whitespaceRegex_ = /\s/;
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const linebreakRegex_ = /[\r\n]/;
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const blanklineEndRegex_ = /\n\r?\n$/;
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const blanklineStartRegex_ = /^\r?\n\r?\n/;
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function diff_cleanupSemanticLossless(diffs) {
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function diff_cleanupSemanticScore_(one, two) {
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if (!one || !two) {
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return 6;
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}
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const char1 = one.charAt(one.length - 1);
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const char2 = two.charAt(0);
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const nonAlphaNumeric1 = char1.match(nonAlphaNumericRegex_);
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const nonAlphaNumeric2 = char2.match(nonAlphaNumericRegex_);
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const whitespace1 = nonAlphaNumeric1 && char1.match(whitespaceRegex_);
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const whitespace2 = nonAlphaNumeric2 && char2.match(whitespaceRegex_);
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const lineBreak1 = whitespace1 && char1.match(linebreakRegex_);
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const lineBreak2 = whitespace2 && char2.match(linebreakRegex_);
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const blankLine1 = lineBreak1 && one.match(blanklineEndRegex_);
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const blankLine2 = lineBreak2 && two.match(blanklineStartRegex_);
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if (blankLine1 || blankLine2) {
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return 5;
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} else if (lineBreak1 || lineBreak2) {
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return 4;
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} else if (nonAlphaNumeric1 && !whitespace1 && whitespace2) {
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return 3;
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} else if (whitespace1 || whitespace2) {
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return 2;
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} else if (nonAlphaNumeric1 || nonAlphaNumeric2) {
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return 1;
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}
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return 0;
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}
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let pointer = 1;
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while (pointer < diffs.length - 1) {
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if (diffs[pointer - 1][0] === DIFF_EQUAL && diffs[pointer + 1][0] === DIFF_EQUAL) {
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let equality1 = diffs[pointer - 1][1];
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let edit = diffs[pointer][1];
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let equality2 = diffs[pointer + 1][1];
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const commonOffset = diff_commonSuffix(equality1, edit);
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if (commonOffset) {
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const commonString = edit.substring(edit.length - commonOffset);
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equality1 = equality1.substring(0, equality1.length - commonOffset);
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edit = commonString + edit.substring(0, edit.length - commonOffset);
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equality2 = commonString + equality2;
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}
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let bestEquality1 = equality1;
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let bestEdit = edit;
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let bestEquality2 = equality2;
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let bestScore = diff_cleanupSemanticScore_(equality1, edit) + diff_cleanupSemanticScore_(edit, equality2);
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while (edit.charAt(0) === equality2.charAt(0)) {
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equality1 += edit.charAt(0);
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edit = edit.substring(1) + equality2.charAt(0);
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equality2 = equality2.substring(1);
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const score = diff_cleanupSemanticScore_(equality1, edit) + diff_cleanupSemanticScore_(edit, equality2);
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if (score >= bestScore) {
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bestScore = score;
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bestEquality1 = equality1;
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bestEdit = edit;
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bestEquality2 = equality2;
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}
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}
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if (diffs[pointer - 1][1] !== bestEquality1) {
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if (bestEquality1) {
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diffs[pointer - 1][1] = bestEquality1;
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} else {
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diffs.splice(pointer - 1, 1);
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pointer--;
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}
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diffs[pointer][1] = bestEdit;
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if (bestEquality2) {
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diffs[pointer + 1][1] = bestEquality2;
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} else {
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diffs.splice(pointer + 1, 1);
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pointer--;
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}
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}
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}
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pointer++;
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}
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}
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function diff_cleanupMerge(diffs) {
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diffs.push(new Diff(DIFF_EQUAL, ""));
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let pointer = 0;
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let count_delete = 0;
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let count_insert = 0;
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let text_delete = "";
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let text_insert = "";
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let commonlength;
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while (pointer < diffs.length) {
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switch (diffs[pointer][0]) {
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case DIFF_INSERT:
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count_insert++;
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text_insert += diffs[pointer][1];
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pointer++;
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break;
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case DIFF_DELETE:
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count_delete++;
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text_delete += diffs[pointer][1];
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pointer++;
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break;
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case DIFF_EQUAL:
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if (count_delete + count_insert > 1) {
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if (count_delete !== 0 && count_insert !== 0) {
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commonlength = diff_commonPrefix(text_insert, text_delete);
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if (commonlength !== 0) {
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if (pointer - count_delete - count_insert > 0 && diffs[pointer - count_delete - count_insert - 1][0] === DIFF_EQUAL) {
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diffs[pointer - count_delete - count_insert - 1][1] += text_insert.substring(0, commonlength);
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} else {
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diffs.splice(0, 0, new Diff(
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DIFF_EQUAL,
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text_insert.substring(0, commonlength)
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));
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pointer++;
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}
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text_insert = text_insert.substring(commonlength);
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text_delete = text_delete.substring(commonlength);
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}
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commonlength = diff_commonSuffix(text_insert, text_delete);
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if (commonlength !== 0) {
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diffs[pointer][1] = text_insert.substring(text_insert.length - commonlength) + diffs[pointer][1];
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text_insert = text_insert.substring(0, text_insert.length - commonlength);
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text_delete = text_delete.substring(0, text_delete.length - commonlength);
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}
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}
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pointer -= count_delete + count_insert;
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diffs.splice(pointer, count_delete + count_insert);
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if (text_delete.length) {
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diffs.splice(
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pointer,
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0,
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new Diff(DIFF_DELETE, text_delete)
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);
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pointer++;
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}
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if (text_insert.length) {
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diffs.splice(
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pointer,
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0,
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new Diff(DIFF_INSERT, text_insert)
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);
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pointer++;
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}
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pointer++;
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} else if (pointer !== 0 && diffs[pointer - 1][0] === DIFF_EQUAL) {
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diffs[pointer - 1][1] += diffs[pointer][1];
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diffs.splice(pointer, 1);
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} else {
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pointer++;
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}
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count_insert = 0;
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count_delete = 0;
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text_delete = "";
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text_insert = "";
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break;
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}
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}
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if (diffs[diffs.length - 1][1] === "")
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diffs.pop();
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let changes = false;
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pointer = 1;
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while (pointer < diffs.length - 1) {
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if (diffs[pointer - 1][0] === DIFF_EQUAL && diffs[pointer + 1][0] === DIFF_EQUAL) {
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if (diffs[pointer][1].substring(diffs[pointer][1].length - diffs[pointer - 1][1].length) === diffs[pointer - 1][1]) {
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diffs[pointer][1] = diffs[pointer - 1][1] + diffs[pointer][1].substring(0, diffs[pointer][1].length - diffs[pointer - 1][1].length);
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diffs[pointer + 1][1] = diffs[pointer - 1][1] + diffs[pointer + 1][1];
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diffs.splice(pointer - 1, 1);
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changes = true;
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} else if (diffs[pointer][1].substring(0, diffs[pointer + 1][1].length) === diffs[pointer + 1][1]) {
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diffs[pointer - 1][1] += diffs[pointer + 1][1];
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diffs[pointer][1] = diffs[pointer][1].substring(diffs[pointer + 1][1].length) + diffs[pointer + 1][1];
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diffs.splice(pointer + 1, 1);
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changes = true;
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}
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}
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pointer++;
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}
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if (changes)
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diff_cleanupMerge(diffs);
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}
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const NO_DIFF_MESSAGE = "Compared values have no visual difference.";
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const SIMILAR_MESSAGE = "Compared values serialize to the same structure.\nPrinting internal object structure without calling `toJSON` instead.";
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function formatTrailingSpaces(line, trailingSpaceFormatter) {
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return line.replace(/\s+$/, (match) => trailingSpaceFormatter(match));
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}
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function printDiffLine(line, isFirstOrLast, color, indicator, trailingSpaceFormatter, emptyFirstOrLastLinePlaceholder) {
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return line.length !== 0 ? color(
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`${indicator} ${formatTrailingSpaces(line, trailingSpaceFormatter)}`
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) : indicator !== " " ? color(indicator) : isFirstOrLast && emptyFirstOrLastLinePlaceholder.length !== 0 ? color(`${indicator} ${emptyFirstOrLastLinePlaceholder}`) : "";
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}
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function printDeleteLine(line, isFirstOrLast, {
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aColor,
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aIndicator,
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changeLineTrailingSpaceColor,
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emptyFirstOrLastLinePlaceholder
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}) {
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return printDiffLine(
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line,
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isFirstOrLast,
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aColor,
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aIndicator,
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changeLineTrailingSpaceColor,
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emptyFirstOrLastLinePlaceholder
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);
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}
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function printInsertLine(line, isFirstOrLast, {
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bColor,
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bIndicator,
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changeLineTrailingSpaceColor,
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emptyFirstOrLastLinePlaceholder
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}) {
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return printDiffLine(
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line,
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isFirstOrLast,
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bColor,
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bIndicator,
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changeLineTrailingSpaceColor,
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emptyFirstOrLastLinePlaceholder
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);
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}
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function printCommonLine(line, isFirstOrLast, {
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commonColor,
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commonIndicator,
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commonLineTrailingSpaceColor,
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emptyFirstOrLastLinePlaceholder
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}) {
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return printDiffLine(
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line,
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isFirstOrLast,
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commonColor,
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commonIndicator,
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commonLineTrailingSpaceColor,
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emptyFirstOrLastLinePlaceholder
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);
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}
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function createPatchMark(aStart, aEnd, bStart, bEnd, { patchColor }) {
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return patchColor(
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`@@ -${aStart + 1},${aEnd - aStart} +${bStart + 1},${bEnd - bStart} @@`
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);
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}
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function joinAlignedDiffsNoExpand(diffs, options) {
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const iLength = diffs.length;
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const nContextLines = options.contextLines;
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const nContextLines2 = nContextLines + nContextLines;
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let jLength = iLength;
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let hasExcessAtStartOrEnd = false;
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let nExcessesBetweenChanges = 0;
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let i = 0;
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while (i !== iLength) {
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const iStart = i;
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while (i !== iLength && diffs[i][0] === DIFF_EQUAL)
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i += 1;
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if (iStart !== i) {
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if (iStart === 0) {
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if (i > nContextLines) {
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jLength -= i - nContextLines;
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hasExcessAtStartOrEnd = true;
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}
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} else if (i === iLength) {
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const n = i - iStart;
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if (n > nContextLines) {
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jLength -= n - nContextLines;
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hasExcessAtStartOrEnd = true;
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}
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} else {
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const n = i - iStart;
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if (n > nContextLines2) {
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jLength -= n - nContextLines2;
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nExcessesBetweenChanges += 1;
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}
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}
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}
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while (i !== iLength && diffs[i][0] !== DIFF_EQUAL)
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i += 1;
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}
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const hasPatch = nExcessesBetweenChanges !== 0 || hasExcessAtStartOrEnd;
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if (nExcessesBetweenChanges !== 0)
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jLength += nExcessesBetweenChanges + 1;
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else if (hasExcessAtStartOrEnd)
|
|
jLength += 1;
|
|
const jLast = jLength - 1;
|
|
const lines = [];
|
|
let jPatchMark = 0;
|
|
if (hasPatch)
|
|
lines.push("");
|
|
let aStart = 0;
|
|
let bStart = 0;
|
|
let aEnd = 0;
|
|
let bEnd = 0;
|
|
const pushCommonLine = (line) => {
|
|
const j = lines.length;
|
|
lines.push(printCommonLine(line, j === 0 || j === jLast, options));
|
|
aEnd += 1;
|
|
bEnd += 1;
|
|
};
|
|
const pushDeleteLine = (line) => {
|
|
const j = lines.length;
|
|
lines.push(printDeleteLine(line, j === 0 || j === jLast, options));
|
|
aEnd += 1;
|
|
};
|
|
const pushInsertLine = (line) => {
|
|
const j = lines.length;
|
|
lines.push(printInsertLine(line, j === 0 || j === jLast, options));
|
|
bEnd += 1;
|
|
};
|
|
i = 0;
|
|
while (i !== iLength) {
|
|
let iStart = i;
|
|
while (i !== iLength && diffs[i][0] === DIFF_EQUAL)
|
|
i += 1;
|
|
if (iStart !== i) {
|
|
if (iStart === 0) {
|
|
if (i > nContextLines) {
|
|
iStart = i - nContextLines;
|
|
aStart = iStart;
|
|
bStart = iStart;
|
|
aEnd = aStart;
|
|
bEnd = bStart;
|
|
}
|
|
for (let iCommon = iStart; iCommon !== i; iCommon += 1)
|
|
pushCommonLine(diffs[iCommon][1]);
|
|
} else if (i === iLength) {
|
|
const iEnd = i - iStart > nContextLines ? iStart + nContextLines : i;
|
|
for (let iCommon = iStart; iCommon !== iEnd; iCommon += 1)
|
|
pushCommonLine(diffs[iCommon][1]);
|
|
} else {
|
|
const nCommon = i - iStart;
|
|
if (nCommon > nContextLines2) {
|
|
const iEnd = iStart + nContextLines;
|
|
for (let iCommon = iStart; iCommon !== iEnd; iCommon += 1)
|
|
pushCommonLine(diffs[iCommon][1]);
|
|
lines[jPatchMark] = createPatchMark(
|
|
aStart,
|
|
aEnd,
|
|
bStart,
|
|
bEnd,
|
|
options
|
|
);
|
|
jPatchMark = lines.length;
|
|
lines.push("");
|
|
const nOmit = nCommon - nContextLines2;
|
|
aStart = aEnd + nOmit;
|
|
bStart = bEnd + nOmit;
|
|
aEnd = aStart;
|
|
bEnd = bStart;
|
|
for (let iCommon = i - nContextLines; iCommon !== i; iCommon += 1)
|
|
pushCommonLine(diffs[iCommon][1]);
|
|
} else {
|
|
for (let iCommon = iStart; iCommon !== i; iCommon += 1)
|
|
pushCommonLine(diffs[iCommon][1]);
|
|
}
|
|
}
|
|
}
|
|
while (i !== iLength && diffs[i][0] === DIFF_DELETE) {
|
|
pushDeleteLine(diffs[i][1]);
|
|
i += 1;
|
|
}
|
|
while (i !== iLength && diffs[i][0] === DIFF_INSERT) {
|
|
pushInsertLine(diffs[i][1]);
|
|
i += 1;
|
|
}
|
|
}
|
|
if (hasPatch)
|
|
lines[jPatchMark] = createPatchMark(aStart, aEnd, bStart, bEnd, options);
|
|
return lines.join("\n");
|
|
}
|
|
function joinAlignedDiffsExpand(diffs, options) {
|
|
return diffs.map((diff, i, diffs2) => {
|
|
const line = diff[1];
|
|
const isFirstOrLast = i === 0 || i === diffs2.length - 1;
|
|
switch (diff[0]) {
|
|
case DIFF_DELETE:
|
|
return printDeleteLine(line, isFirstOrLast, options);
|
|
case DIFF_INSERT:
|
|
return printInsertLine(line, isFirstOrLast, options);
|
|
default:
|
|
return printCommonLine(line, isFirstOrLast, options);
|
|
}
|
|
}).join("\n");
|
|
}
|
|
|
|
const noColor = (string) => string;
|
|
const DIFF_CONTEXT_DEFAULT = 5;
|
|
function getDefaultOptions() {
|
|
const c = getColors();
|
|
return {
|
|
aAnnotation: "Expected",
|
|
aColor: c.green,
|
|
aIndicator: "-",
|
|
bAnnotation: "Received",
|
|
bColor: c.red,
|
|
bIndicator: "+",
|
|
changeColor: c.inverse,
|
|
changeLineTrailingSpaceColor: noColor,
|
|
commonColor: c.dim,
|
|
commonIndicator: " ",
|
|
commonLineTrailingSpaceColor: noColor,
|
|
compareKeys: void 0,
|
|
contextLines: DIFF_CONTEXT_DEFAULT,
|
|
emptyFirstOrLastLinePlaceholder: "",
|
|
expand: true,
|
|
includeChangeCounts: false,
|
|
omitAnnotationLines: false,
|
|
patchColor: c.yellow
|
|
};
|
|
}
|
|
function getCompareKeys(compareKeys) {
|
|
return compareKeys && typeof compareKeys === "function" ? compareKeys : void 0;
|
|
}
|
|
function getContextLines(contextLines) {
|
|
return typeof contextLines === "number" && Number.isSafeInteger(contextLines) && contextLines >= 0 ? contextLines : DIFF_CONTEXT_DEFAULT;
|
|
}
|
|
function normalizeDiffOptions(options = {}) {
|
|
return {
|
|
...getDefaultOptions(),
|
|
...options,
|
|
compareKeys: getCompareKeys(options.compareKeys),
|
|
contextLines: getContextLines(options.contextLines)
|
|
};
|
|
}
|
|
|
|
function isEmptyString(lines) {
|
|
return lines.length === 1 && lines[0].length === 0;
|
|
}
|
|
function countChanges(diffs) {
|
|
let a = 0;
|
|
let b = 0;
|
|
diffs.forEach((diff2) => {
|
|
switch (diff2[0]) {
|
|
case DIFF_DELETE:
|
|
a += 1;
|
|
break;
|
|
case DIFF_INSERT:
|
|
b += 1;
|
|
break;
|
|
}
|
|
});
|
|
return { a, b };
|
|
}
|
|
function printAnnotation({
|
|
aAnnotation,
|
|
aColor,
|
|
aIndicator,
|
|
bAnnotation,
|
|
bColor,
|
|
bIndicator,
|
|
includeChangeCounts,
|
|
omitAnnotationLines
|
|
}, changeCounts) {
|
|
if (omitAnnotationLines)
|
|
return "";
|
|
let aRest = "";
|
|
let bRest = "";
|
|
if (includeChangeCounts) {
|
|
const aCount = String(changeCounts.a);
|
|
const bCount = String(changeCounts.b);
|
|
const baAnnotationLengthDiff = bAnnotation.length - aAnnotation.length;
|
|
const aAnnotationPadding = " ".repeat(Math.max(0, baAnnotationLengthDiff));
|
|
const bAnnotationPadding = " ".repeat(Math.max(0, -baAnnotationLengthDiff));
|
|
const baCountLengthDiff = bCount.length - aCount.length;
|
|
const aCountPadding = " ".repeat(Math.max(0, baCountLengthDiff));
|
|
const bCountPadding = " ".repeat(Math.max(0, -baCountLengthDiff));
|
|
aRest = `${aAnnotationPadding} ${aIndicator} ${aCountPadding}${aCount}`;
|
|
bRest = `${bAnnotationPadding} ${bIndicator} ${bCountPadding}${bCount}`;
|
|
}
|
|
const a = `${aIndicator} ${aAnnotation}${aRest}`;
|
|
const b = `${bIndicator} ${bAnnotation}${bRest}`;
|
|
return `${aColor(a)}
|
|
${bColor(b)}
|
|
|
|
`;
|
|
}
|
|
function printDiffLines(diffs, options) {
|
|
return printAnnotation(options, countChanges(diffs)) + (options.expand ? joinAlignedDiffsExpand(diffs, options) : joinAlignedDiffsNoExpand(diffs, options));
|
|
}
|
|
function diffLinesUnified(aLines, bLines, options) {
|
|
return printDiffLines(
|
|
diffLinesRaw(
|
|
isEmptyString(aLines) ? [] : aLines,
|
|
isEmptyString(bLines) ? [] : bLines
|
|
),
|
|
normalizeDiffOptions(options)
|
|
);
|
|
}
|
|
function diffLinesUnified2(aLinesDisplay, bLinesDisplay, aLinesCompare, bLinesCompare, options) {
|
|
if (isEmptyString(aLinesDisplay) && isEmptyString(aLinesCompare)) {
|
|
aLinesDisplay = [];
|
|
aLinesCompare = [];
|
|
}
|
|
if (isEmptyString(bLinesDisplay) && isEmptyString(bLinesCompare)) {
|
|
bLinesDisplay = [];
|
|
bLinesCompare = [];
|
|
}
|
|
if (aLinesDisplay.length !== aLinesCompare.length || bLinesDisplay.length !== bLinesCompare.length) {
|
|
return diffLinesUnified(aLinesDisplay, bLinesDisplay, options);
|
|
}
|
|
const diffs = diffLinesRaw(aLinesCompare, bLinesCompare);
|
|
let aIndex = 0;
|
|
let bIndex = 0;
|
|
diffs.forEach((diff2) => {
|
|
switch (diff2[0]) {
|
|
case DIFF_DELETE:
|
|
diff2[1] = aLinesDisplay[aIndex];
|
|
aIndex += 1;
|
|
break;
|
|
case DIFF_INSERT:
|
|
diff2[1] = bLinesDisplay[bIndex];
|
|
bIndex += 1;
|
|
break;
|
|
default:
|
|
diff2[1] = bLinesDisplay[bIndex];
|
|
aIndex += 1;
|
|
bIndex += 1;
|
|
}
|
|
});
|
|
return printDiffLines(diffs, normalizeDiffOptions(options));
|
|
}
|
|
function diffLinesRaw(aLines, bLines) {
|
|
const aLength = aLines.length;
|
|
const bLength = bLines.length;
|
|
const isCommon = (aIndex2, bIndex2) => aLines[aIndex2] === bLines[bIndex2];
|
|
const diffs = [];
|
|
let aIndex = 0;
|
|
let bIndex = 0;
|
|
const foundSubsequence = (nCommon, aCommon, bCommon) => {
|
|
for (; aIndex !== aCommon; aIndex += 1)
|
|
diffs.push(new Diff(DIFF_DELETE, aLines[aIndex]));
|
|
for (; bIndex !== bCommon; bIndex += 1)
|
|
diffs.push(new Diff(DIFF_INSERT, bLines[bIndex]));
|
|
for (; nCommon !== 0; nCommon -= 1, aIndex += 1, bIndex += 1)
|
|
diffs.push(new Diff(DIFF_EQUAL, bLines[bIndex]));
|
|
};
|
|
const diffSequences = diff$1.default.default || diff$1.default;
|
|
diffSequences(aLength, bLength, isCommon, foundSubsequence);
|
|
for (; aIndex !== aLength; aIndex += 1)
|
|
diffs.push(new Diff(DIFF_DELETE, aLines[aIndex]));
|
|
for (; bIndex !== bLength; bIndex += 1)
|
|
diffs.push(new Diff(DIFF_INSERT, bLines[bIndex]));
|
|
return diffs;
|
|
}
|
|
|
|
function diffStrings(a, b) {
|
|
const isCommon = (aIndex2, bIndex2) => a[aIndex2] === b[bIndex2];
|
|
let aIndex = 0;
|
|
let bIndex = 0;
|
|
const diffs = [];
|
|
const foundSubsequence = (nCommon, aCommon, bCommon) => {
|
|
if (aIndex !== aCommon)
|
|
diffs.push(new Diff(DIFF_DELETE, a.slice(aIndex, aCommon)));
|
|
if (bIndex !== bCommon)
|
|
diffs.push(new Diff(DIFF_INSERT, b.slice(bIndex, bCommon)));
|
|
aIndex = aCommon + nCommon;
|
|
bIndex = bCommon + nCommon;
|
|
diffs.push(new Diff(DIFF_EQUAL, b.slice(bCommon, bIndex)));
|
|
};
|
|
const diffSequences = diff$1.default.default || diff$1.default;
|
|
diffSequences(a.length, b.length, isCommon, foundSubsequence);
|
|
if (aIndex !== a.length)
|
|
diffs.push(new Diff(DIFF_DELETE, a.slice(aIndex)));
|
|
if (bIndex !== b.length)
|
|
diffs.push(new Diff(DIFF_INSERT, b.slice(bIndex)));
|
|
return diffs;
|
|
}
|
|
|
|
function concatenateRelevantDiffs(op, diffs, changeColor) {
|
|
return diffs.reduce(
|
|
(reduced, diff) => reduced + (diff[0] === DIFF_EQUAL ? diff[1] : diff[0] === op && diff[1].length !== 0 ? changeColor(diff[1]) : ""),
|
|
""
|
|
);
|
|
}
|
|
class ChangeBuffer {
|
|
op;
|
|
line;
|
|
// incomplete line
|
|
lines;
|
|
// complete lines
|
|
changeColor;
|
|
constructor(op, changeColor) {
|
|
this.op = op;
|
|
this.line = [];
|
|
this.lines = [];
|
|
this.changeColor = changeColor;
|
|
}
|
|
pushSubstring(substring) {
|
|
this.pushDiff(new Diff(this.op, substring));
|
|
}
|
|
pushLine() {
|
|
this.lines.push(
|
|
this.line.length !== 1 ? new Diff(
|
|
this.op,
|
|
concatenateRelevantDiffs(this.op, this.line, this.changeColor)
|
|
) : this.line[0][0] === this.op ? this.line[0] : new Diff(this.op, this.line[0][1])
|
|
// was common diff
|
|
);
|
|
this.line.length = 0;
|
|
}
|
|
isLineEmpty() {
|
|
return this.line.length === 0;
|
|
}
|
|
// Minor input to buffer.
|
|
pushDiff(diff) {
|
|
this.line.push(diff);
|
|
}
|
|
// Main input to buffer.
|
|
align(diff) {
|
|
const string = diff[1];
|
|
if (string.includes("\n")) {
|
|
const substrings = string.split("\n");
|
|
const iLast = substrings.length - 1;
|
|
substrings.forEach((substring, i) => {
|
|
if (i < iLast) {
|
|
this.pushSubstring(substring);
|
|
this.pushLine();
|
|
} else if (substring.length !== 0) {
|
|
this.pushSubstring(substring);
|
|
}
|
|
});
|
|
} else {
|
|
this.pushDiff(diff);
|
|
}
|
|
}
|
|
// Output from buffer.
|
|
moveLinesTo(lines) {
|
|
if (!this.isLineEmpty())
|
|
this.pushLine();
|
|
lines.push(...this.lines);
|
|
this.lines.length = 0;
|
|
}
|
|
}
|
|
class CommonBuffer {
|
|
deleteBuffer;
|
|
insertBuffer;
|
|
lines;
|
|
constructor(deleteBuffer, insertBuffer) {
|
|
this.deleteBuffer = deleteBuffer;
|
|
this.insertBuffer = insertBuffer;
|
|
this.lines = [];
|
|
}
|
|
pushDiffCommonLine(diff) {
|
|
this.lines.push(diff);
|
|
}
|
|
pushDiffChangeLines(diff) {
|
|
const isDiffEmpty = diff[1].length === 0;
|
|
if (!isDiffEmpty || this.deleteBuffer.isLineEmpty())
|
|
this.deleteBuffer.pushDiff(diff);
|
|
if (!isDiffEmpty || this.insertBuffer.isLineEmpty())
|
|
this.insertBuffer.pushDiff(diff);
|
|
}
|
|
flushChangeLines() {
|
|
this.deleteBuffer.moveLinesTo(this.lines);
|
|
this.insertBuffer.moveLinesTo(this.lines);
|
|
}
|
|
// Input to buffer.
|
|
align(diff) {
|
|
const op = diff[0];
|
|
const string = diff[1];
|
|
if (string.includes("\n")) {
|
|
const substrings = string.split("\n");
|
|
const iLast = substrings.length - 1;
|
|
substrings.forEach((substring, i) => {
|
|
if (i === 0) {
|
|
const subdiff = new Diff(op, substring);
|
|
if (this.deleteBuffer.isLineEmpty() && this.insertBuffer.isLineEmpty()) {
|
|
this.flushChangeLines();
|
|
this.pushDiffCommonLine(subdiff);
|
|
} else {
|
|
this.pushDiffChangeLines(subdiff);
|
|
this.flushChangeLines();
|
|
}
|
|
} else if (i < iLast) {
|
|
this.pushDiffCommonLine(new Diff(op, substring));
|
|
} else if (substring.length !== 0) {
|
|
this.pushDiffChangeLines(new Diff(op, substring));
|
|
}
|
|
});
|
|
} else {
|
|
this.pushDiffChangeLines(diff);
|
|
}
|
|
}
|
|
// Output from buffer.
|
|
getLines() {
|
|
this.flushChangeLines();
|
|
return this.lines;
|
|
}
|
|
}
|
|
function getAlignedDiffs(diffs, changeColor) {
|
|
const deleteBuffer = new ChangeBuffer(DIFF_DELETE, changeColor);
|
|
const insertBuffer = new ChangeBuffer(DIFF_INSERT, changeColor);
|
|
const commonBuffer = new CommonBuffer(deleteBuffer, insertBuffer);
|
|
diffs.forEach((diff) => {
|
|
switch (diff[0]) {
|
|
case DIFF_DELETE:
|
|
deleteBuffer.align(diff);
|
|
break;
|
|
case DIFF_INSERT:
|
|
insertBuffer.align(diff);
|
|
break;
|
|
default:
|
|
commonBuffer.align(diff);
|
|
}
|
|
});
|
|
return commonBuffer.getLines();
|
|
}
|
|
|
|
function hasCommonDiff(diffs, isMultiline) {
|
|
if (isMultiline) {
|
|
const iLast = diffs.length - 1;
|
|
return diffs.some(
|
|
(diff, i) => diff[0] === DIFF_EQUAL && (i !== iLast || diff[1] !== "\n")
|
|
);
|
|
}
|
|
return diffs.some((diff) => diff[0] === DIFF_EQUAL);
|
|
}
|
|
function diffStringsUnified(a, b, options) {
|
|
if (a !== b && a.length !== 0 && b.length !== 0) {
|
|
const isMultiline = a.includes("\n") || b.includes("\n");
|
|
const diffs = diffStringsRaw(
|
|
isMultiline ? `${a}
|
|
` : a,
|
|
isMultiline ? `${b}
|
|
` : b,
|
|
true
|
|
// cleanupSemantic
|
|
);
|
|
if (hasCommonDiff(diffs, isMultiline)) {
|
|
const optionsNormalized = normalizeDiffOptions(options);
|
|
const lines = getAlignedDiffs(diffs, optionsNormalized.changeColor);
|
|
return printDiffLines(lines, optionsNormalized);
|
|
}
|
|
}
|
|
return diffLinesUnified(a.split("\n"), b.split("\n"), options);
|
|
}
|
|
function diffStringsRaw(a, b, cleanup) {
|
|
const diffs = diffStrings(a, b);
|
|
if (cleanup)
|
|
diff_cleanupSemantic(diffs);
|
|
return diffs;
|
|
}
|
|
|
|
function getCommonMessage(message, options) {
|
|
const { commonColor } = normalizeDiffOptions(options);
|
|
return commonColor(message);
|
|
}
|
|
const {
|
|
AsymmetricMatcher,
|
|
DOMCollection,
|
|
DOMElement,
|
|
Immutable,
|
|
ReactElement,
|
|
ReactTestComponent
|
|
} = plugins;
|
|
const PLUGINS = [
|
|
ReactTestComponent,
|
|
ReactElement,
|
|
DOMElement,
|
|
DOMCollection,
|
|
Immutable,
|
|
AsymmetricMatcher
|
|
];
|
|
const FORMAT_OPTIONS = {
|
|
plugins: PLUGINS
|
|
};
|
|
const FALLBACK_FORMAT_OPTIONS = {
|
|
callToJSON: false,
|
|
maxDepth: 10,
|
|
plugins: PLUGINS
|
|
};
|
|
function diff(a, b, options) {
|
|
if (Object.is(a, b))
|
|
return "";
|
|
const aType = getType(a);
|
|
let expectedType = aType;
|
|
let omitDifference = false;
|
|
if (aType === "object" && typeof a.asymmetricMatch === "function") {
|
|
if (a.$$typeof !== Symbol.for("jest.asymmetricMatcher")) {
|
|
return null;
|
|
}
|
|
if (typeof a.getExpectedType !== "function") {
|
|
return null;
|
|
}
|
|
expectedType = a.getExpectedType();
|
|
omitDifference = expectedType === "string";
|
|
}
|
|
if (expectedType !== getType(b)) {
|
|
const { aAnnotation, aColor, aIndicator, bAnnotation, bColor, bIndicator } = normalizeDiffOptions(options);
|
|
const formatOptions = getFormatOptions(FALLBACK_FORMAT_OPTIONS, options);
|
|
const aDisplay = format(a, formatOptions);
|
|
const bDisplay = format(b, formatOptions);
|
|
const aDiff = `${aColor(`${aIndicator} ${aAnnotation}:`)}
|
|
${aDisplay}`;
|
|
const bDiff = `${bColor(`${bIndicator} ${bAnnotation}:`)}
|
|
${bDisplay}`;
|
|
return `${aDiff}
|
|
|
|
${bDiff}`;
|
|
}
|
|
if (omitDifference)
|
|
return null;
|
|
switch (aType) {
|
|
case "string":
|
|
return diffLinesUnified(a.split("\n"), b.split("\n"), options);
|
|
case "boolean":
|
|
case "number":
|
|
return comparePrimitive(a, b, options);
|
|
case "map":
|
|
return compareObjects(sortMap(a), sortMap(b), options);
|
|
case "set":
|
|
return compareObjects(sortSet(a), sortSet(b), options);
|
|
default:
|
|
return compareObjects(a, b, options);
|
|
}
|
|
}
|
|
function comparePrimitive(a, b, options) {
|
|
const aFormat = format(a, FORMAT_OPTIONS);
|
|
const bFormat = format(b, FORMAT_OPTIONS);
|
|
return aFormat === bFormat ? "" : diffLinesUnified(aFormat.split("\n"), bFormat.split("\n"), options);
|
|
}
|
|
function sortMap(map) {
|
|
return new Map(Array.from(map.entries()).sort());
|
|
}
|
|
function sortSet(set) {
|
|
return new Set(Array.from(set.values()).sort());
|
|
}
|
|
function compareObjects(a, b, options) {
|
|
let difference;
|
|
let hasThrown = false;
|
|
try {
|
|
const formatOptions = getFormatOptions(FORMAT_OPTIONS, options);
|
|
difference = getObjectsDifference(a, b, formatOptions, options);
|
|
} catch {
|
|
hasThrown = true;
|
|
}
|
|
const noDiffMessage = getCommonMessage(NO_DIFF_MESSAGE, options);
|
|
if (difference === void 0 || difference === noDiffMessage) {
|
|
const formatOptions = getFormatOptions(FALLBACK_FORMAT_OPTIONS, options);
|
|
difference = getObjectsDifference(a, b, formatOptions, options);
|
|
if (difference !== noDiffMessage && !hasThrown) {
|
|
difference = `${getCommonMessage(
|
|
SIMILAR_MESSAGE,
|
|
options
|
|
)}
|
|
|
|
${difference}`;
|
|
}
|
|
}
|
|
return difference;
|
|
}
|
|
function getFormatOptions(formatOptions, options) {
|
|
const { compareKeys } = normalizeDiffOptions(options);
|
|
return {
|
|
...formatOptions,
|
|
compareKeys
|
|
};
|
|
}
|
|
function getObjectsDifference(a, b, formatOptions, options) {
|
|
const formatOptionsZeroIndent = { ...formatOptions, indent: 0 };
|
|
const aCompare = format(a, formatOptionsZeroIndent);
|
|
const bCompare = format(b, formatOptionsZeroIndent);
|
|
if (aCompare === bCompare) {
|
|
return getCommonMessage(NO_DIFF_MESSAGE, options);
|
|
} else {
|
|
const aDisplay = format(a, formatOptions);
|
|
const bDisplay = format(b, formatOptions);
|
|
return diffLinesUnified2(
|
|
aDisplay.split("\n"),
|
|
bDisplay.split("\n"),
|
|
aCompare.split("\n"),
|
|
bCompare.split("\n"),
|
|
options
|
|
);
|
|
}
|
|
}
|
|
|
|
export { DIFF_DELETE, DIFF_EQUAL, DIFF_INSERT, Diff, diff, diffLinesRaw, diffLinesUnified, diffLinesUnified2, diffStringsRaw, diffStringsUnified };
|