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132 lines
3.7 KiB
132 lines
3.7 KiB
"use strict"; |
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Object.defineProperty(exports, "__esModule", { |
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value: true |
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}); |
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exports.default = void 0; |
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var _helperPluginUtils = require("@babel/helper-plugin-utils"); |
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var _core = require("@babel/core"); |
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var _default = (0, _helperPluginUtils.declare)((api, options) => { |
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var _api$assumption, _api$assumption2; |
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api.assertVersion(7); |
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const ignoreToPrimitiveHint = (_api$assumption = api.assumption("ignoreToPrimitiveHint")) != null ? _api$assumption : options.loose; |
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const mutableTemplateObject = (_api$assumption2 = api.assumption("mutableTemplateObject")) != null ? _api$assumption2 : options.loose; |
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let helperName = "taggedTemplateLiteral"; |
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if (mutableTemplateObject) helperName += "Loose"; |
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function buildConcatCallExpressions(items) { |
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let avail = true; |
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return items.reduce(function (left, right) { |
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let canBeInserted = _core.types.isLiteral(right); |
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if (!canBeInserted && avail) { |
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canBeInserted = true; |
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avail = false; |
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} |
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if (canBeInserted && _core.types.isCallExpression(left)) { |
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left.arguments.push(right); |
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return left; |
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} |
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return _core.types.callExpression(_core.types.memberExpression(left, _core.types.identifier("concat")), [right]); |
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}); |
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} |
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return { |
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name: "transform-template-literals", |
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visitor: { |
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TaggedTemplateExpression(path) { |
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const { |
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node |
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} = path; |
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const { |
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quasi |
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} = node; |
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const strings = []; |
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const raws = []; |
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let isStringsRawEqual = true; |
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for (const elem of quasi.quasis) { |
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const { |
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raw, |
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cooked |
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} = elem.value; |
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const value = cooked == null ? path.scope.buildUndefinedNode() : _core.types.stringLiteral(cooked); |
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strings.push(value); |
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raws.push(_core.types.stringLiteral(raw)); |
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if (raw !== cooked) { |
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isStringsRawEqual = false; |
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} |
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} |
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const helperArgs = [_core.types.arrayExpression(strings)]; |
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if (!isStringsRawEqual) { |
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helperArgs.push(_core.types.arrayExpression(raws)); |
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} |
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const tmp = path.scope.generateUidIdentifier("templateObject"); |
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path.scope.getProgramParent().push({ |
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id: _core.types.cloneNode(tmp) |
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}); |
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path.replaceWith(_core.types.callExpression(node.tag, [_core.template.expression.ast` |
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${_core.types.cloneNode(tmp)} || ( |
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${tmp} = ${this.addHelper(helperName)}(${helperArgs}) |
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) |
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`, ...quasi.expressions])); |
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}, |
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TemplateLiteral(path) { |
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if (path.parent.type === "TSLiteralType") { |
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return; |
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} |
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const nodes = []; |
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const expressions = path.get("expressions"); |
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let index = 0; |
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for (const elem of path.node.quasis) { |
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if (elem.value.cooked) { |
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nodes.push(_core.types.stringLiteral(elem.value.cooked)); |
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} |
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if (index < expressions.length) { |
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const expr = expressions[index++]; |
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const node = expr.node; |
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if (!_core.types.isStringLiteral(node, { |
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value: "" |
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})) { |
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nodes.push(node); |
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} |
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} |
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} |
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if (!_core.types.isStringLiteral(nodes[0]) && !(ignoreToPrimitiveHint && _core.types.isStringLiteral(nodes[1]))) { |
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nodes.unshift(_core.types.stringLiteral("")); |
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} |
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let root = nodes[0]; |
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if (ignoreToPrimitiveHint) { |
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for (let i = 1; i < nodes.length; i++) { |
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root = _core.types.binaryExpression("+", root, nodes[i]); |
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} |
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} else if (nodes.length > 1) { |
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root = buildConcatCallExpressions(nodes); |
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} |
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path.replaceWith(root); |
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} |
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} |
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}; |
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}); |
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exports.default = _default; |