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| 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 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 16x 16x 16x 16x 16x 16x 2x 4x 4x 16x 16x 1x 1x 1x 13x 13x 13x 13x 16x 13x 16x 13x 13x 16x 13x 13x 13x 13x 16x 2x 2x 11x 11x 11x 11x 11x 1x | import * as Expressions from "../../2_statements/expressions";
import * as Statements from "../../2_statements/statements";
import {StatementNode} from "../../nodes";
import {CurrentScope} from "../_current_scope";
import {ReferenceType} from "../_reference";
import {Source} from "../expressions/source";
import {StatementSyntax} from "../_statement_syntax";
import {Target} from "../expressions/target";
export class Perform implements StatementSyntax {
public runSyntax(node: StatementNode, scope: CurrentScope, filename: string): void {
if (!(node.get() instanceof Statements.Perform)) {
throw new Error("checkPerform unexpected node type");
}
////////////////////////////
// check parameters are defined
for (const c of node.findDirectExpressions(Expressions.PerformChanging)) {
for (const s of c.findDirectExpressions(Expressions.Target)) {
new Target().runSyntax(s, scope, filename);
}
}
for (const t of node.findDirectExpressions(Expressions.PerformTables)) {
for (const s of t.findDirectExpressions(Expressions.Source)) {
new Source().runSyntax(s, scope, filename);
}
}
for (const u of node.findDirectExpressions(Expressions.PerformUsing)) {
for (const s of u.findDirectExpressions(Expressions.Source)) {
new Source().runSyntax(s, scope, filename);
}
}
////////////////////////////
// find FORM definition
if (node.findFirstExpression(Expressions.IncludeName)) {
return; // in external program, not checked, todo
}
if (node.findFirstExpression(Expressions.Dynamic)) {
return; // todo, maybe some parts can be checked
}
const expr = node.findFirstExpression(Expressions.FormName);
if (expr === undefined) {
return; // it might be a dynamic call
}
const name = expr.concatTokens();
const found = scope.findFormDefinition(name);
if (found === undefined) {
throw new Error("FORM definition \"" + name + "\" not found");
}
scope.addReference(expr.getFirstToken(), found, ReferenceType.FormReference, filename);
// todo, also check parameters match
}
} |