UNPKG

ton-assembly

Version:
86 lines 2.65 kB
"use strict"; var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) { if (k2 === undefined) k2 = k; var desc = Object.getOwnPropertyDescriptor(m, k); if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) { desc = { enumerable: true, get: function() { return m[k]; } }; } Object.defineProperty(o, k2, desc); }) : (function(o, m, k, k2) { if (k2 === undefined) k2 = k; o[k2] = m[k]; })); var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) { Object.defineProperty(o, "default", { enumerable: true, value: v }); }) : function(o, v) { o["default"] = v; }); var __importStar = (this && this.__importStar) || (function () { var ownKeys = function(o) { ownKeys = Object.getOwnPropertyNames || function (o) { var ar = []; for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k; return ar; }; return ownKeys(o); }; return function (mod) { if (mod && mod.__esModule) return mod; var result = {}; if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]); __setModuleDefault(result, mod); return result; }; })(); Object.defineProperty(exports, "__esModule", { value: true }); exports.matchingRule = void 0; const c = __importStar(require("./constructors")); const t = __importStar(require("./types")); const matchRefRule = (rule, instructions) => { const [first, second] = instructions; const match = first?.$ === "PUSHCONT" && second?.$ === rule.instrName; if (!match) return undefined; return { body: first.arg0 }; }; const rules = [ { instrName: "IF", ctor: c.IFREF, type: t.IFREF, }, { instrName: "IFNOT", ctor: c.IFNOTREF, type: t.IFNOTREF, }, { instrName: "IFJMP", ctor: c.IFJMPREF, type: t.IFJMPREF, }, { instrName: "IFNOTJMP", ctor: c.IFNOTJMPREF, type: t.IFNOTJMPREF, }, { instrName: "IFELSE", ctor: c.IFELSEREF, type: t.IFELSEREF, }, ]; const matchingRule = (instructions) => { for (const rule of rules) { const match = matchRefRule(rule, instructions); if (match) { return { body: match.body, rule, }; } } return undefined; }; exports.matchingRule = matchingRule; //# sourceMappingURL=layout.js.map