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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 99x 99x 99x 99x 99x 3x 3x 3x 96x 99x 96x 99x 88x 108x 88x 88x 88x 108x 88x 88x 88x 96x 96x 99x 8x 8x 96x 99x 99x 75x 75x 75x 75x 75x 75x 1x 75x 74x 74x 74x 74x 74x 1x 74x 73x 73x 2x 73x 71x 71x 75x 4x 4x 75x 99x 1x 1x 75x 78x 78x 9x 9x 78x 66x 66x 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;
}
} |