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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 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 98x 98x 98x 98x 98x 3x 3x 3x 95x 98x 95x 98x 87x 107x 87x 87x 87x 107x 87x 87x 87x 95x 95x 98x 8x 8x 95x 98x 98x 74x 74x 74x 74x 74x 74x 1x 74x 73x 73x 73x 73x 73x 1x 73x 72x 72x 2x 72x 70x 70x 74x 4x 4x 74x 98x 1x 1x 74x 77x 77x 9x 9x 77x 65x 65x 1x 1x | import {AbstractToken} from "../../1_lexer/tokens/abstract_token";
import * as Expressions from "../../2_statements/expressions";
import {ExpressionNode, StatementNode} from "../../nodes";
import {CharacterType, IntegerType, NumericType, StructureType} from "../../types/basic";
import {AbstractType} from "../../types/basic/_abstract_type";
import {CurrentScope} from "../_current_scope";
import {SyntaxInput} from "../_syntax_input";
import {DatabaseTableSource} from "./database_table";
import {Dynamic} from "./dynamic";
import {Source} from "./source";
import {SQLIn} from "./sql_in";
import {SQLSource} from "./sql_source";
export class SQLCompare {
public static runSyntax(node: ExpressionNode | StatementNode, input: SyntaxInput, tables: DatabaseTableSource[]): void {
let sourceType: AbstractType | undefined;
let token: AbstractToken | undefined;
if (node.getFirstChild()?.get() instanceof Expressions.Dynamic) {
Dynamic.runSyntax(node.getFirstChild() as ExpressionNode, input);
return;
}
for (const s of node.findDirectExpressions(Expressions.SimpleSource3)) {
Source.runSyntax(s, input);
}
for (const s of node.findDirectExpressions(Expressions.SQLSource)) {
for (const child of s.getChildren()) {
if (child instanceof ExpressionNode) {
token = child.getFirstToken();
break;
}
}
sourceType = SQLSource.runSyntax(s, input);
}
const sqlin = node.findDirectExpression(Expressions.SQLIn);
if (sqlin) {
SQLIn.runSyntax(sqlin, input);
}
const fieldName = node.findDirectExpression(Expressions.SQLFieldName)?.concatTokens();
if (fieldName && sourceType && token) {
// check compatibility for rule sql_value_conversion
const targetType = this.findType(fieldName, tables, input.scope);
let message = "";
if (sourceType instanceof IntegerType
&& targetType instanceof CharacterType) {
message = "Integer to CHAR conversion";
} else if (sourceType instanceof IntegerType
&& targetType instanceof NumericType) {
message = "Integer to NUMC conversion";
} else if (sourceType instanceof NumericType
&& targetType instanceof IntegerType) {
message = "NUMC to Integer conversion";
} else if (sourceType instanceof CharacterType
&& targetType instanceof IntegerType) {
message = "CHAR to Integer conversion";
} else if (sourceType instanceof CharacterType
&& targetType instanceof CharacterType
&& sourceType.getLength() > targetType.getLength()) {
message = "Source field longer than database field, CHAR -> CHAR";
} else if (sourceType instanceof NumericType
&& targetType instanceof NumericType
&& sourceType.getLength() > targetType.getLength()) {
message = "Source field longer than database field, NUMC -> NUMC";
}
if (message !== "") {
input.scope.addSQLConversion(fieldName, message, token);
}
}
}
private static findType(fieldName: string, tables: DatabaseTableSource[], scope: CurrentScope): AbstractType | undefined {
for (const t of tables) {
const type = t?.parseType(scope.getRegistry());
if (type instanceof StructureType) {
return type.getComponentByName(fieldName);
}
}
return undefined;
}
} |