embark-area-51/lib/cmds/graph.js

65 lines
1.7 KiB
JavaScript

const Viz = require('viz.js');
const fs = require('fs');
class GraphGenerator {
constructor(engine) {
this.engine = engine;
}
generate() {
let id = 0;
let contractString = "";
for (let contract in this.engine.contractsManager.contracts) {
id++;
let contractLabel = "";
contractLabel += `${contract}`;
let fHashes = this.engine.contractsManager.contracts[contract].functionHashes;
if(fHashes != {} && fHashes != undefined){
contractLabel += "|";
for(let method in this.engine.contractsManager.contracts[contract].functionHashes){
contractLabel += method + '\\l';
}
}
for(let i = 0; i < this.engine.contractsManager.contracts[contract].abiDefinition.length; i++){
if(this.engine.contractsManager.contracts[contract].abiDefinition[i].type == 'fallback')
contractLabel += "«fallback»()" + '\\l';
}
/*if(c.methods.length > 0){
contractLabel += "|";
c.methods.forEach(function(a){
contractLabel += a + '\\l';
})
} */
contractString += `${id}[label = "{${contractLabel}}"]`
contractString += "\n";
}
let dot = `
digraph hierarchy {
node[shape=record,style=filled,fillcolor=gray95]
edge[dir=back, arrowtail=empty]
${contractString}
}`;
let svg = Viz(dot);
let filename = "diagram.svg";
fs.writeFileSync(filename, svg, (err) => {
if (err) throw err;
});
}
}
module.exports = GraphGenerator;