@qualifyze/airtable-formulator/lib/ast/nodes/function-reference.js

Airtable Formula Manipulator

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.reduceFunctionReferences = exports.isFunctionReference = void 0;
const primitives_1 = require("./primitives");
const argument_list_1 = require("./argument-list");
const functionReferenceType = "functionReference";
function isFunctionReferenceType(type) {
    return type === functionReferenceType;
}
function isFunctionReference(node) {
    return isFunctionReferenceType(node.type);
}
exports.isFunctionReference = isFunctionReference;
function createFunctionReference(node) {
    if (!(0, primitives_1.isReference)(node)) {
        // Sanity check
        throw new Error((0, primitives_1.createNodeErrorMessage)(node, `expected reference type as a source for function reference, but got ${node.type}`, "Internal"));
    }
    return {
        ...node,
        type: functionReferenceType,
    };
}
const reduceFunctionReferences = ([...nodes]) => {
    const meaningfulNodes = (0, primitives_1.filterMeaningfulNodes)(nodes);
    // Function name does not have spaces and thus cannot be enclosed by braces.
    const references = meaningfulNodes
        .filter(primitives_1.isReference)
        .filter((node) => !(0, primitives_1.isEnclosedNode)(node));
    // A function reference must have an operator, argumentSeparator or nothing before it
    // and an argument list after it.
    const applicableReferences = new WeakSet(references.filter((reference) => {
        const index = meaningfulNodes.indexOf(reference);
        const previous = meaningfulNodes[index - 1];
        const next = meaningfulNodes[index + 1];
        return ((!previous || (0, primitives_1.isOperator)(previous) || (0, primitives_1.isArgumentSeparator)(previous)) &&
            next &&
            (0, argument_list_1.isArgumentListNode)(next));
    }));
    return nodes.map((node) => applicableReferences.has(node) ? createFunctionReference(node) : node);
};
exports.reduceFunctionReferences = reduceFunctionReferences;
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