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| author | ruki <waruqi@gmail.com> | 2018-11-08 00:38:48 +0800 |
|---|---|---|
| committer | ruki <waruqi@gmail.com> | 2018-11-07 21:53:09 +0800 |
| commit | 26105034da4fcce7ac883c899d781f016559310d (patch) | |
| tree | c459a5dc4e3aa0972d9919033ece511ce76dd129 /node_modules/@babel/template/lib/literal.js | |
| parent | 2c77f00f1a7ecb6c8192f9c16d3b2001b254a107 (diff) | |
| download | xmake-docs-26105034da4fcce7ac883c899d781f016559310d.tar.gz xmake-docs-26105034da4fcce7ac883c899d781f016559310d.zip | |
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Diffstat (limited to 'node_modules/@babel/template/lib/literal.js')
| -rw-r--r-- | node_modules/@babel/template/lib/literal.js | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/node_modules/@babel/template/lib/literal.js b/node_modules/@babel/template/lib/literal.js new file mode 100644 index 00000000..6f614096 --- /dev/null +++ b/node_modules/@babel/template/lib/literal.js @@ -0,0 +1,81 @@ +"use strict"; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.default = literalTemplate; + +var _options = require("./options"); + +var _parse = _interopRequireDefault(require("./parse")); + +var _populate = _interopRequireDefault(require("./populate")); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +function literalTemplate(formatter, tpl, opts) { + const _buildLiteralData = buildLiteralData(formatter, tpl, opts), + metadata = _buildLiteralData.metadata, + names = _buildLiteralData.names; + + return arg => { + const defaultReplacements = arg.reduce((acc, replacement, i) => { + acc[names[i]] = replacement; + return acc; + }, {}); + return arg => { + const replacements = (0, _options.normalizeReplacements)(arg); + + if (replacements) { + Object.keys(replacements).forEach(key => { + if (Object.prototype.hasOwnProperty.call(defaultReplacements, key)) { + throw new Error("Unexpected replacement overlap."); + } + }); + } + + return formatter.unwrap((0, _populate.default)(metadata, replacements ? Object.assign(replacements, defaultReplacements) : defaultReplacements)); + }; + }; +} + +function buildLiteralData(formatter, tpl, opts) { + let names; + let nameSet; + let metadata; + let prefix = ""; + + do { + prefix += "$"; + const result = buildTemplateCode(tpl, prefix); + names = result.names; + nameSet = new Set(names); + metadata = (0, _parse.default)(formatter, formatter.code(result.code), { + parser: opts.parser, + placeholderWhitelist: new Set(result.names.concat(opts.placeholderWhitelist ? Array.from(opts.placeholderWhitelist) : [])), + placeholderPattern: opts.placeholderPattern, + preserveComments: opts.preserveComments + }); + } while (metadata.placeholders.some(placeholder => placeholder.isDuplicate && nameSet.has(placeholder.name))); + + return { + metadata, + names + }; +} + +function buildTemplateCode(tpl, prefix) { + const names = []; + let code = tpl[0]; + + for (let i = 1; i < tpl.length; i++) { + const value = `${prefix}${i - 1}`; + names.push(value); + code += value + tpl[i]; + } + + return { + names, + code + }; +}
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