@eagleoutice/flowr-dev/dataflow/internal/process/functions/call/built-in/built-in-apply.js

Static Dataflow Analyzer and Program Slicer for the R Programming Language

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.processApply = processApply;
const known_call_handling_1 = require("../known-call-handling");
const r_function_call_1 = require("../../../../../../r-bridge/lang-4.x/ast/model/nodes/r-function-call");
const logger_1 = require("../../../../../logger");
const type_1 = require("../../../../../../r-bridge/lang-4.x/ast/model/type");
const vertex_1 = require("../../../../../graph/vertex");
const edge_1 = require("../../../../../graph/edge");
const identifier_1 = require("../../../../../environments/identifier");
function processApply(name, args, rootId, data, { indexOfFunction = 1, nameOfFunctionArgument, unquoteFunction }) {
    /* as the length is one-based and the argument filter mapping is zero-based, we do not have to subtract 1 */
    const forceArgsMask = new Array(indexOfFunction).fill(false);
    forceArgsMask.push(true);
    const { information, processedArguments } = (0, known_call_handling_1.processKnownFunctionCall)({
        name, args, rootId, data, forceArgs: forceArgsMask
    });
    let index = indexOfFunction;
    /* search, if one of the arguments actually contains the argument name if given in the config */
    if (nameOfFunctionArgument !== undefined) {
        const mayFn = args.findIndex(arg => arg !== r_function_call_1.EmptyArgument && arg.name && arg.name.content === nameOfFunctionArgument);
        if (mayFn >= 0) {
            index = mayFn;
        }
    }
    /* validate, that we indeed have so many arguments to fill this one :D */
    if (index >= args.length) {
        logger_1.dataflowLogger.warn(`Function argument at index ${index} not found, skipping`);
        return information;
    }
    const arg = args[index];
    if (arg === r_function_call_1.EmptyArgument || !arg.value || (!unquoteFunction && arg.value.type !== type_1.RType.Symbol)) {
        logger_1.dataflowLogger.warn(`Expected symbol as argument at index ${index}, but got ${JSON.stringify(arg)} instead.`);
        return information;
    }
    let functionId;
    let functionName;
    const val = arg.value;
    if (unquoteFunction && val.type === type_1.RType.String) {
        functionId = val.info.id;
        functionName = val.content.str;
    }
    else if (val.type === type_1.RType.Symbol) {
        functionId = val.info.id;
        functionName = val.content;
    }
    else {
        logger_1.dataflowLogger.warn(`Expected symbol or string as function argument at index ${index}, but got ${JSON.stringify(val)} instead.`);
        return information;
    }
    const allOtherArguments = processedArguments.filter((_, i) => i !== index).map((arg, i) => {
        const counterpart = args[i];
        if (arg && counterpart !== r_function_call_1.EmptyArgument && counterpart.name) {
            return {
                name: counterpart.name.content,
                controlDependencies: data.controlDependencies,
                type: identifier_1.ReferenceType.Argument,
                nodeId: arg.entryPoint
            };
        }
        else {
            return r_function_call_1.EmptyArgument;
        }
    });
    /* identify it as a full-blown function call :) */
    information.graph.updateToFunctionCall({
        tag: vertex_1.VertexType.FunctionCall,
        id: functionId,
        name: functionName,
        args: allOtherArguments,
        environment: data.environment,
        onlyBuiltin: false,
        controlDependencies: data.controlDependencies
    });
    for (const arg of processedArguments) {
        if (arg) {
            information.graph.addEdge(functionId, arg.entryPoint, edge_1.EdgeType.Argument);
        }
    }
    return information;
}
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