diff options
Diffstat (limited to 'assets/node_modules/@babel/traverse/lib/path/inference/index.js')
-rw-r--r-- | assets/node_modules/@babel/traverse/lib/path/inference/index.js | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/assets/node_modules/@babel/traverse/lib/path/inference/index.js b/assets/node_modules/@babel/traverse/lib/path/inference/index.js new file mode 100644 index 0000000..7808f66 --- /dev/null +++ b/assets/node_modules/@babel/traverse/lib/path/inference/index.js @@ -0,0 +1,126 @@ +"use strict"; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.getTypeAnnotation = getTypeAnnotation; +exports._getTypeAnnotation = _getTypeAnnotation; +exports.isBaseType = isBaseType; +exports.couldBeBaseType = couldBeBaseType; +exports.baseTypeStrictlyMatches = baseTypeStrictlyMatches; +exports.isGenericType = isGenericType; + +var inferers = _interopRequireWildcard(require("./inferers")); + +var t = _interopRequireWildcard(require("@babel/types")); + +function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; } + +function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; } + +function getTypeAnnotation() { + if (this.typeAnnotation) return this.typeAnnotation; + let type = this._getTypeAnnotation() || t.anyTypeAnnotation(); + if (t.isTypeAnnotation(type)) type = type.typeAnnotation; + return this.typeAnnotation = type; +} + +function _getTypeAnnotation() { + const node = this.node; + + if (!node) { + if (this.key === "init" && this.parentPath.isVariableDeclarator()) { + const declar = this.parentPath.parentPath; + const declarParent = declar.parentPath; + + if (declar.key === "left" && declarParent.isForInStatement()) { + return t.stringTypeAnnotation(); + } + + if (declar.key === "left" && declarParent.isForOfStatement()) { + return t.anyTypeAnnotation(); + } + + return t.voidTypeAnnotation(); + } else { + return; + } + } + + if (node.typeAnnotation) { + return node.typeAnnotation; + } + + let inferer = inferers[node.type]; + + if (inferer) { + return inferer.call(this, node); + } + + inferer = inferers[this.parentPath.type]; + + if (inferer && inferer.validParent) { + return this.parentPath.getTypeAnnotation(); + } +} + +function isBaseType(baseName, soft) { + return _isBaseType(baseName, this.getTypeAnnotation(), soft); +} + +function _isBaseType(baseName, type, soft) { + if (baseName === "string") { + return t.isStringTypeAnnotation(type); + } else if (baseName === "number") { + return t.isNumberTypeAnnotation(type); + } else if (baseName === "boolean") { + return t.isBooleanTypeAnnotation(type); + } else if (baseName === "any") { + return t.isAnyTypeAnnotation(type); + } else if (baseName === "mixed") { + return t.isMixedTypeAnnotation(type); + } else if (baseName === "empty") { + return t.isEmptyTypeAnnotation(type); + } else if (baseName === "void") { + return t.isVoidTypeAnnotation(type); + } else { + if (soft) { + return false; + } else { + throw new Error(`Unknown base type ${baseName}`); + } + } +} + +function couldBeBaseType(name) { + const type = this.getTypeAnnotation(); + if (t.isAnyTypeAnnotation(type)) return true; + + if (t.isUnionTypeAnnotation(type)) { + for (const type2 of type.types) { + if (t.isAnyTypeAnnotation(type2) || _isBaseType(name, type2, true)) { + return true; + } + } + + return false; + } else { + return _isBaseType(name, type, true); + } +} + +function baseTypeStrictlyMatches(right) { + const left = this.getTypeAnnotation(); + right = right.getTypeAnnotation(); + + if (!t.isAnyTypeAnnotation(left) && t.isFlowBaseAnnotation(left)) { + return right.type === left.type; + } +} + +function isGenericType(genericName) { + const type = this.getTypeAnnotation(); + return t.isGenericTypeAnnotation(type) && t.isIdentifier(type.id, { + name: genericName + }); +}
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