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Diffstat (limited to 'tools/node_modules/babel-eslint/node_modules/@babel/template/lib/literal.js')
-rw-r--r-- | tools/node_modules/babel-eslint/node_modules/@babel/template/lib/literal.js | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/tools/node_modules/babel-eslint/node_modules/@babel/template/lib/literal.js b/tools/node_modules/babel-eslint/node_modules/@babel/template/lib/literal.js new file mode 100644 index 0000000000..4a31fc2480 --- /dev/null +++ b/tools/node_modules/babel-eslint/node_modules/@babel/template/lib/literal.js @@ -0,0 +1,81 @@ +"use strict"; + +exports.__esModule = 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) { + var _buildLiteralData = buildLiteralData(formatter, tpl, opts), + metadata = _buildLiteralData.metadata, + names = _buildLiteralData.names; + + return function (arg) { + var defaultReplacements = arg.reduce(function (acc, replacement, i) { + acc[names[i]] = replacement; + return acc; + }, {}); + return function (arg) { + var replacements = (0, _options.normalizeReplacements)(arg); + + if (replacements) { + Object.keys(replacements).forEach(function (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) { + var names; + var nameSet; + var metadata; + var prefix = ""; + + do { + prefix += "$"; + var 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(function (placeholder) { + return placeholder.isDuplicate && nameSet.has(placeholder.name); + })); + + return { + metadata: metadata, + names: names + }; +} + +function buildTemplateCode(tpl, prefix) { + var names = []; + var code = tpl[0]; + + for (var i = 1; i < tpl.length; i++) { + var value = "" + prefix + (i - 1); + names.push(value); + code += value + tpl[i]; + } + + return { + names: names, + code: code + }; +}
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