Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1023x 1023x 1023x 1023x 1023x 1023x 1023x 751x 751x 752x 751x 751x 1x 1x 751x 1023x 1023x 751x 751x 751x 1x 1x 1x 1x 751x 1022x 1022x 1023x 1023x 1021x 1023x 1021x 1023x 271x 2x 2x 271x 271x 271x 1021x 1023x 7x 1023x 15x 15x 15x 15x 1023x 1023x 1x | import * as Expressions from "../../2_statements/expressions";
import {StatementNode} from "../../nodes";
import {Source} from "../expressions/source";
import {Target} from "../expressions/target";
import {InlineData} from "../expressions/inline_data";
import {AbstractType} from "../../types/basic/_abstract_type";
import {StatementSyntax} from "../_statement_syntax";
import {TypeUtils} from "../_type_utils";
import {SyntaxInput, syntaxIssue} from "../_syntax_input";
import {Dereference} from "../expressions/dereference";
import {IdentifierMeta} from "../../types/_typed_identifier";
import {PackedType} from "../../types/basic";
export class Move implements StatementSyntax {
public runSyntax(node: StatementNode, input: SyntaxInput): void {
const targets = node.findDirectExpressions(Expressions.Target);
const firstTarget = targets[0];
const inline = firstTarget?.findDirectExpression(Expressions.InlineData);
let targetType: AbstractType | undefined = undefined;
if (inline === undefined) {
targetType = firstTarget ? Target.runSyntax(firstTarget, input) : undefined;
for (const t of targets) {
if (t === firstTarget) {
continue;
}
Target.runSyntax(t, input);
}
}
if (inline === undefined && firstTarget !== undefined) {
// hmm, does this do the scoping correctly? handle constants etc? todo
const found = input.scope.findVariable(firstTarget.concatTokens());
if (found && found.getMeta().includes(IdentifierMeta.ReadOnly)) {
const message = `"${firstTarget.concatTokens()}" cannot be modified, it is readonly`;
input.issues.push(syntaxIssue(input, firstTarget.getFirstToken(), message));
return;
}
}
const source = node.findDirectExpression(Expressions.Source);
let sourceType = source ? Source.runSyntax(source, input, targetType) : undefined;
if (sourceType === undefined) {
const message = "No source type determined";
input.issues.push(syntaxIssue(input, node.getFirstToken(), message));
return;
}
if (node.findDirectExpression(Expressions.Dereference)) {
sourceType = Dereference.runSyntax(node, sourceType, input);
}
if (inline) {
if (sourceType instanceof PackedType && source?.findDirectExpression(Expressions.ArithOperator)) {
sourceType = new PackedType(8, 0);
}
InlineData.runSyntax(inline, input, sourceType);
targetType = sourceType;
}
if (node.findDirectTokenByText("?=")) {
if (new TypeUtils(input.scope).isCastable(sourceType, targetType) === false) {
const message = "Incompatible types";
input.issues.push(syntaxIssue(input, node.getFirstToken(), message));
return;
}
} else if (new TypeUtils(input.scope).isAssignableNew(sourceType, targetType, source) === false) {
const message = "Incompatible types";
input.issues.push(syntaxIssue(input, node.getFirstToken(), message));
return;
}
}
}
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