A UMD build of outdent
当前为
此脚本不应直接安装。它是供其他脚本使用的外部库，要使用该库请加入元指令 // @require https://update.gf.qytechs.cn/scripts/528322/1544565/outdent-umd.js
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
typeof define === 'function' && define.amd ? define(factory) :
(global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.outdent = factory());
})(this, (function () { 'use strict';
// In the absence of a WeakSet or WeakMap implementation, don't break, but don't cache either.
function noop() {
}
function createWeakMap() {
if (typeof WeakMap !== "undefined") {
return new WeakMap();
}
else {
return fakeSetOrMap();
}
}
/**
* Creates and returns a no-op implementation of a WeakMap / WeakSet that never stores anything.
*/
function fakeSetOrMap() {
return {
add: noop,
delete: noop,
get: noop,
set: noop,
has: function (k) {
return false;
},
};
}
// Safe hasOwnProperty
var hop = Object.prototype.hasOwnProperty;
var has = function (obj, prop) {
return hop.call(obj, prop);
};
// Copy all own enumerable properties from source to target
function extend(target, source) {
for (var prop in source) {
if (has(source, prop)) {
target[prop] = source[prop];
}
}
return target;
}
var reLeadingNewline = /^[ \t]*(?:\r\n|\r|\n)/;
var reTrailingNewline = /(?:\r\n|\r|\n)[ \t]*$/;
var reStartsWithNewlineOrIsEmpty = /^(?:[\r\n]|$)/;
var reDetectIndentation = /(?:\r\n|\r|\n)([ \t]*)(?:[^ \t\r\n]|$)/;
var reOnlyWhitespaceWithAtLeastOneNewline = /^[ \t]*[\r\n][ \t\r\n]*$/;
function _outdentArray(strings, firstInterpolatedValueSetsIndentationLevel, options) {
// If first interpolated value is a reference to outdent,
// determine indentation level from the indentation of the interpolated value.
var indentationLevel = 0;
var match = strings[0].match(reDetectIndentation);
if (match) {
indentationLevel = match[1].length;
}
var reSource = "(\\r\\n|\\r|\\n).{0," + indentationLevel + "}";
var reMatchIndent = new RegExp(reSource, "g");
if (firstInterpolatedValueSetsIndentationLevel) {
strings = strings.slice(1);
}
var newline = options.newline, trimLeadingNewline = options.trimLeadingNewline, trimTrailingNewline = options.trimTrailingNewline;
var normalizeNewlines = typeof newline === "string";
var l = strings.length;
var outdentedStrings = strings.map(function (v, i) {
// Remove leading indentation from all lines
v = v.replace(reMatchIndent, "$1");
// Trim a leading newline from the first string
if (i === 0 && trimLeadingNewline) {
v = v.replace(reLeadingNewline, "");
}
// Trim a trailing newline from the last string
if (i === l - 1 && trimTrailingNewline) {
v = v.replace(reTrailingNewline, "");
}
// Normalize newlines
if (normalizeNewlines) {
v = v.replace(/\r\n|\n|\r/g, function (_) { return newline; });
}
return v;
});
return outdentedStrings;
}
function concatStringsAndValues(strings, values) {
var ret = "";
for (var i = 0, l = strings.length; i < l; i++) {
ret += strings[i];
if (i < l - 1) {
ret += values[i];
}
}
return ret;
}
function isTemplateStringsArray(v) {
return has(v, "raw") && has(v, "length");
}
/**
* It is assumed that opts will not change. If this is a problem, clone your options object and pass the clone to
* makeInstance
* @param options
* @return {outdent}
*/
function createInstance(options) {
/** Cache of pre-processed template literal arrays */
var arrayAutoIndentCache = createWeakMap();
/**
* Cache of pre-processed template literal arrays, where first interpolated value is a reference to outdent,
* before interpolated values are injected.
*/
var arrayFirstInterpSetsIndentCache = createWeakMap();
function outdent(stringsOrOptions) {
var values = [];
for (var _i = 1; _i < arguments.length; _i++) {
values[_i - 1] = arguments[_i];
}
/* tslint:enable:no-shadowed-variable */
if (isTemplateStringsArray(stringsOrOptions)) {
var strings = stringsOrOptions;
// Is first interpolated value a reference to outdent, alone on its own line, without any preceding non-whitespace?
var firstInterpolatedValueSetsIndentationLevel = (values[0] === outdent || values[0] === defaultOutdent) &&
reOnlyWhitespaceWithAtLeastOneNewline.test(strings[0]) &&
reStartsWithNewlineOrIsEmpty.test(strings[1]);
// Perform outdentation
var cache = firstInterpolatedValueSetsIndentationLevel
? arrayFirstInterpSetsIndentCache
: arrayAutoIndentCache;
var renderedArray = cache.get(strings);
if (!renderedArray) {
renderedArray = _outdentArray(strings, firstInterpolatedValueSetsIndentationLevel, options);
cache.set(strings, renderedArray);
}
/** If no interpolated values, skip concatenation step */
if (values.length === 0) {
return renderedArray[0];
}
/** Concatenate string literals with interpolated values */
var rendered = concatStringsAndValues(renderedArray, firstInterpolatedValueSetsIndentationLevel ? values.slice(1) : values);
return rendered;
}
else {
// Create and return a new instance of outdent with the given options
return createInstance(extend(extend({}, options), stringsOrOptions || {}));
}
}
var fullOutdent = extend(outdent, {
string: function (str) {
return _outdentArray([str], false, options)[0];
},
});
return fullOutdent;
}
var defaultOutdent = createInstance({
trimLeadingNewline: true,
trimTrailingNewline: true,
});
// import {outdent} from 'outdent';
// export { defaultOutdent as outdent };
if (typeof module !== "undefined") {
// In webpack harmony-modules environments, module.exports is read-only,
// so we fail gracefully.
try {
module.exports = defaultOutdent;
Object.defineProperty(defaultOutdent, "__esModule", { value: true });
defaultOutdent.default = defaultOutdent;
defaultOutdent.outdent = defaultOutdent;
}
catch (e) { }
}
return defaultOutdent;
}));