@eagleoutice/flowr
Version:
Static Dataflow Analyzer and Program Slicer for the R Programming Language
32 lines • 1.31 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.executeDataflowLensQuery = executeDataflowLensQuery;
const log_1 = require("../../../util/log");
const dfg_view_1 = require("../../../util/simple-df/dfg-view");
const vertex_1 = require("../../../dataflow/graph/vertex");
/**
* Executes the given dataflow lens queries using the provided analyzer.
*/
async function executeDataflowLensQuery({ analyzer }, queries) {
if (queries.length !== 1) {
log_1.log.warn('Dataflow query expects only up to one query, but got', queries.length);
}
const now = Date.now();
const simplifiedGraph = (0, dfg_view_1.reduceDfg)((await analyzer.dataflow()).graph, {
vertices: {
keepEnv: false,
keepCd: true,
tags: [vertex_1.VertexType.Use, vertex_1.VertexType.VariableDefinition, vertex_1.VertexType.FunctionDefinition, vertex_1.VertexType.FunctionCall],
nameRegex: '<-|<<-|->|->>|=|+|-|*|/|\\|>|function|repeat|if|next|break',
blacklistWithName: true
}
}, analyzer.inspectContext().env.makeCleanEnv());
const timing = Date.now() - now;
return {
'.meta': {
timing
},
simplifiedGraph
};
}
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