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Be more strict when parsing

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This commit is contained in:
Jordan Eldredge 2019-06-23 16:58:50 -07:00
parent ba3a4fdb25
commit d940c7db14
1 changed files with 3 additions and 21 deletions
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24
experiments/maki-interpreter/command.js
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@ -25,15 +25,7 @@ class Command {
this.size = 1;
if (this.command == null) {
// I don't think this ever happens in a real .maki file
// throw new Error(`Unknown opcode "${opcode}"`);
// But the decompiler tries to do something...
this.command = {
name: `unknown ${opcode}`,
in: 0,
out: 0
};
return;
throw new Error(`Unknown opcode "${opcode}"`);
}
if (this.command.arg == null) {
@ -45,13 +37,7 @@ class Command {
let arg = null;
switch (argType) {
case "var": {
const variable = commandsBuffer.readUInt32LE(pos + 1);
if (variables[variable] != null) {
arg = variables[variable];
} else {
arg = new Variable(-1, -0, "unknown");
}
arg.name = `Unknown ${variable}`;
arg = commandsBuffer.readUInt32LE(pos + 1);
break;
}
case "line": {
@ -64,11 +50,7 @@ class Command {
if (functionNames[variable] != null) {
arg = functionNames[variable].function;
} else {
arg = {
name: `unknown Object function ${variable}`,
parameters: [],
return: "unknown"
};
throw new Error("unknown Object function");
}
break;
}