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ifc-expressions

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Parsing and evaluation of IFC expressions

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"use strict"; var __importDefault = (this && this.__importDefault) || function (mod) { return (mod && mod.__esModule) ? mod : { "default": mod }; }; Object.defineProperty(exports, "__esModule", { value: true }); exports.IfcExpressionValidationListener = void 0; const IfcExpressionListener_js_1 = __importDefault(require("../gen/parser/IfcExpressionListener.js")); const IfcExpressionParser_js_1 = require("../gen/parser/IfcExpressionParser.js"); const IfcExpressionFunctions_js_1 = require("../expression/function/IfcExpressionFunctions.js"); const NoSuchFunctionException_js_1 = require("../error/NoSuchFunctionException.js"); const InvalidSyntaxException_js_1 = require("../error/InvalidSyntaxException.js"); const Types_js_1 = require("../type/Types.js"); const TypeManager_js_1 = require("./TypeManager.js"); const ExpressionTypeError_js_1 = require("../error/ExpressionTypeError.js"); const IfcExpressionUtils_js_1 = require("../util/IfcExpressionUtils.js"); const ValidationException_js_1 = require("../error/ValidationException.js"); class IfcExpressionValidationListener extends IfcExpressionListener_js_1.default { constructor() { super(); this.methodCallTargetStack = []; this.enterFunctionCall = (ctx) => { if (!IfcExpressionFunctions_js_1.IfcExpressionFunctions.isBuiltinFunction(ctx.IDENTIFIER().getText())) { throw new NoSuchFunctionException_js_1.NoSuchFunctionException(ctx.IDENTIFIER().getText(), ctx); } }; this.enterSEUnaryMultipleMinus = (ctx) => { throw new InvalidSyntaxException_js_1.InvalidSyntaxException("--", ctx); }; this.exitSEBooleanBinaryOp = (ctx) => { this.typeManager.requireLogicalOrBoolean(ctx._left); this.typeManager.requireLogicalOrBoolean(ctx._right); this.typeManager.setType(ctx, Types_js_1.Types.boolean()); }; this.exitSEComparison = (ctx) => { this.typeManager.requireTypesOverlap(ctx._left, ctx._right); this.typeManager.setType(ctx, Types_js_1.Types.boolean()); }; this.exitSEParenthesis = (ctx) => { this.typeManager.copyTypeFrom(ctx, ctx._sub); }; this.exitSELiteral = (ctx) => { this.typeManager.copyTypeFrom(ctx, ctx._sub); }; this.exitLiteral = (ctx) => { this.typeManager.copyTypeFrom(ctx, ctx.getChild(0)); }; this.exitNumLiteral = (ctx) => { this.typeManager.setType(ctx, Types_js_1.Types.numeric()); }; this.exitStringLiteral = (ctx) => { this.typeManager.setType(ctx, Types_js_1.Types.string()); }; this.exitBooleanLiteral = (ctx) => { this.typeManager.setType(ctx, Types_js_1.Types.boolean()); }; this.exitLogicalLiteral = (ctx) => { this.typeManager.setType(ctx, Types_js_1.Types.logical()); }; this.exitExpr = (ctx) => { this.typeManager.copyTypeFrom(ctx, ctx.singleExpr()); }; this.exitSEMulDiv = (ctx) => { this.typeManager.requireNumeric(ctx._left); this.typeManager.requireNumeric(ctx._right); this.typeManager.setType(ctx, Types_js_1.Types.numeric()); }; this.exitSEPower = (ctx) => { this.typeManager.requireNumeric(ctx._left); this.typeManager.requireNumeric(ctx._right); this.typeManager.setType(ctx, Types_js_1.Types.numeric()); }; this.exitSEFunctionCall = (ctx) => { this.typeManager.copyTypeFrom(ctx, ctx._sub); }; this.exitSEArrayExpr = (ctx) => { this.typeManager.copyTypeFrom(ctx, ctx._sub); }; this.exitSENot = (ctx) => { this.typeManager.requireLogicalOrBoolean(ctx._sub); this.typeManager.setType(ctx, Types_js_1.Types.boolean()); }; this.exitSEVariableRef = (ctx) => { switch (ctx._sub.IDENTIFIER().getText()) { case "property": this.typeManager.setType(ctx, Types_js_1.Type.IFC_PROPERTY_REF); return; case "element": this.typeManager.setType(ctx, Types_js_1.Type.IFC_ELEMENT_REF); return; } throw new ValidationException_js_1.ValidationException(`Encountered Variable ref that was neither $property nor $element`, ctx); }; this.exitSEUnaryMinus = (ctx) => { this.typeManager.requireNumeric(ctx._sub); this.typeManager.setType(ctx, Types_js_1.Types.numeric()); }; this.exitSEAddSub = (ctx) => { if (this.typeManager.overlapsWithString(ctx._left, ctx._right)) { this.typeManager.setType(ctx, Types_js_1.Types.string()); } else if (this.typeManager.overlapsWithNumeric(ctx._left, ctx._right)) { this.typeManager.setType(ctx, Types_js_1.Types.numeric()); } else { throw new ExpressionTypeError_js_1.ExpressionTypeError(`Operator '+' does not allow provided operand types ${this.typeManager .getType(ctx._left) .getName()}(left operand) and ${this.typeManager .getType(ctx._right) .getName()}(right operand). Operands must be both string or both numeric.`, ctx); } }; this.exitSEMethodCall = (ctx) => { this.typeManager.copyTypeFrom(ctx, ctx._call); }; this.enterMethodCallChainInner = (ctx) => { this.pushMethodCallTarget(ctx); }; this.exitMethodCallChainInner = (ctx) => { this.typeManager.copyTypeFrom(ctx, ctx._call); }; this.enterMethodCallChainEnd = (ctx) => { this.pushMethodCallTarget(ctx); }; this.exitMethodCallChainEnd = (ctx) => { this.typeManager.copyTypeFrom(ctx, ctx.functionCall()); }; this.exitFunctionCall = (ctx) => { const func = IfcExpressionFunctions_js_1.IfcExpressionFunctions.getFunction(ctx.IDENTIFIER().getText()); const argumentTypes = this.collectArgumentTypes(ctx.exprList()); const parent = ctx.parentCtx; if (parent instanceof IfcExpressionParser_js_1.MethodCallChainInnerContext || parent instanceof IfcExpressionParser_js_1.MethodCallChainEndContext || parent instanceof IfcExpressionParser_js_1.SEMethodCallContext) { argumentTypes.unshift(this.methodCallTargetStack.pop()); } const returnType = func.checkArgumentsAndGetReturnType(argumentTypes, ctx); this.typeManager.setType(ctx, returnType); }; this.collectArgumentTypes = (ctx, resultSoFar) => { if ((0, IfcExpressionUtils_js_1.isNullish)(resultSoFar)) { resultSoFar = []; } if (!(0, IfcExpressionUtils_js_1.isNullish)(ctx)) { resultSoFar.push([ ctx.singleExpr(), this.typeManager.getType(ctx.singleExpr()), ]); const rest = ctx.exprList(); if (!(0, IfcExpressionUtils_js_1.isNullish)(rest)) { return this.collectArgumentTypes(rest, resultSoFar); } } return resultSoFar; }; this.exitArrayExpr = (ctx) => { this.typeManager.setType(ctx, Types_js_1.Types.tuple(...this.collectArrayElementTypes(ctx.arrayElementList()))); }; this.collectArrayElementTypes = (ctx, resultSoFar) => { if ((0, IfcExpressionUtils_js_1.isNullish)(resultSoFar)) { resultSoFar = []; } if (!(0, IfcExpressionUtils_js_1.isNullish)(ctx)) { resultSoFar.push(this.typeManager.getType(ctx.singleExpr())); const rest = ctx.arrayElementList(); if (!(0, IfcExpressionUtils_js_1.isNullish)(rest)) { return this.collectArrayElementTypes(rest, resultSoFar); } } return resultSoFar; }; this.exitVariableRef = (ctx) => { this.typeManager.setType(ctx, Types_js_1.Types.or(Types_js_1.Type.IFC_PROPERTY_REF, Types_js_1.Type.IFC_ELEMENT_REF)); }; this.typeManager = new TypeManager_js_1.TypeManager(); } getTypeManager() { return this.typeManager; } pushMethodCallTarget(ctx) { if (ctx.parentCtx["_target"]) { const targetType = this.typeManager.getType(ctx.parentCtx["_target"]); this.methodCallTargetStack.push([ctx, targetType]); } else { throw new ValidationException_js_1.ValidationException("Did not find expected context attribute 'target' in parent rule context", ctx); } } } exports.IfcExpressionValidationListener = IfcExpressionValidationListener; //# sourceMappingURL=IfcExpressionValidationListener.js.map