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keksAccountGUI/node_modulesOLD/@babel/plugin-transform-template-literals/lib/index.js
2019-08-11 20:48:02 +02:00

148 lines
No EOL
3.9 KiB
JavaScript

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