feat: float values support #103 (#230)

* feat: float values support * float value test added for parser and interpreter * feat-float-values: number regex modified, invalid parsing tests added * package json added * turbo command added * feat-float_values: turbo version changed to latest * fix: revert package-lock Co-authored-by: Aniket Singh <aniketsingh0104@gmail.com>
DulLabs · Apr 17, 2022 · de68714 · de68714 · PulkitGupta707 · May 16, 2022
1 parent dd076b3
commit de68714
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Showing 5 changed files with 86 additions and 2 deletions.
diff --git a/package-lock.json b/package-lock.json
diff --git a/packages/interpreter/test/integration/positiveTestsProvider.ts b/packages/interpreter/test/integration/positiveTestsProvider.ts
@@ -481,6 +481,26 @@ export const WithOutputPositiveTests = [
     `,
     output: "nahi galat",
   },
+  {
+    name: "float value addition with integer value test, should success",
+    input: `
+      hi bhai
+      bhai ye hai a = 1.2, b = 2;
+      bol bhai a + b;
+      bye bhai
+    `,
+    output: "3.2"
+  },
+  {
+    name: "float value addition with float value value test, should success",
+    input: `
+      hi bhai
+      bhai ye hai a = 1.2, b = 2.3;
+      bol bhai a + b;
+      bye bhai
+    `,
+    output: "3.5"
+  },
   {
     name: "printStatement test with multiple expressions, should success",
     input: `

diff --git a/packages/parser/src/constants/bhaiLangSpec.ts b/packages/parser/src/constants/bhaiLangSpec.ts
@@ -92,7 +92,7 @@ export const SPEC = [
   { regex: /^\bagla dekh bhai\b/, tokenType: TokenTypes.AGLA_DEKH_BHAI },
 
   // Number
-  { regex: /^-?\d+/, tokenType: TokenTypes.NUMBER_TYPE },
+  { regex: /^[+-]?([\d]*[.])?[\d]+/, tokenType: TokenTypes.NUMBER_TYPE },
 
   // Boolean
   { regex: /^\bsahi\b/, tokenType: TokenTypes.BOOLEAN_TYPE },

diff --git a/packages/parser/test/integration/negativeTestsHelper.ts b/packages/parser/test/integration/negativeTestsHelper.ts
@@ -300,6 +300,34 @@ export const NegativeExpressionsTests = [
       `,
     output: SyntaxError,
   },
+  // float expression test
+  {
+    name: "float expression test with multiple continuous decimal points - 1, should throw an exception",
+    input: `
+    hi bhai
+    bhai ye hai a = 1..2;
+    bye bhai;
+      `,
+    output: SyntaxError,
+  },
+  {
+    name: "float expression test with multiple continuous decimal points - 2, should throw an exception",
+    input: `
+    hi bhai
+    bhai ye hai a = ..2;
+    bye bhai;
+      `,
+    output: SyntaxError,
+  },
+  {
+    name: "float expression test with multiple decimal points at different places, should throw an exception",
+    input: `
+    hi bhai
+    bhai ye hai a = 1.2.3;
+    bye bhai;
+      `,
+    output: SyntaxError,
+  },
 ];
 
 export const IfStatementNagativeTests = [

diff --git a/packages/parser/test/integration/positiveTestsHelper.ts b/packages/parser/test/integration/positiveTestsHelper.ts
@@ -265,6 +265,42 @@ export const ExpressionsTests = [
     `,
     output: `{\"type\":\"Program\",\"body\":{\"type\":\"InitStatement\",\"body\":[{\"type\":\"ExpressionStatement\",\"expression\":{\"type\":\"AssignmentExpression\",\"operator\":\"*=\",\"left\":{\"type\":\"IdentifierExpression\",\"name\":\"a\"},\"right\":{\"type\":\"NumericLiteral\",\"value\":4}}}]}}`,
   },
+  {
+    name: "float number assignment expression test, should success",
+    input: `
+      hi bhai
+      a = 1.2;
+      bye bhai
+    `,
+    output: `{\"type\":\"Program\",\"body\":{\"type\":\"InitStatement\",\"body\":[{\"type\":\"ExpressionStatement\",\"expression\":{\"type\":\"AssignmentExpression\",\"operator\":\"=\",\"left\":{\"type\":\"IdentifierExpression\",\"name\":\"a\"},\"right\":{\"type\":\"NumericLiteral\",\"value\":1.2}}}]}}`,
+  },
+  {
+    name: "float number assignment expression test with negative number, should success",
+    input: `
+      hi bhai
+      a = -1.2;
+      bye bhai
+    `,
+    output: `{\"type\":\"Program\",\"body\":{\"type\":\"InitStatement\",\"body\":[{\"type\":\"ExpressionStatement\",\"expression\":{\"type\":\"AssignmentExpression\",\"operator\":\"=\",\"left\":{\"type\":\"IdentifierExpression\",\"name\":\"a\"},\"right\":{\"type\":\"NumericLiteral\",\"value\":-1.2}}}]}}`,
+  },
+  {
+    name: "float number assignment expression test without digits before decimal point, should success",
+    input: `
+      hi bhai
+      a = .6;
+      bye bhai
+    `,
+    output: `{\"type\":\"Program\",\"body\":{\"type\":\"InitStatement\",\"body\":[{\"type\":\"ExpressionStatement\",\"expression\":{\"type\":\"AssignmentExpression\",\"operator\":\"=\",\"left\":{\"type\":\"IdentifierExpression\",\"name\":\"a\"},\"right\":{\"type\":\"NumericLiteral\",\"value\":0.6}}}]}}`,
+  },
+  {
+    name: "float number assignment expression test with negative number and without digits before decimal point, should success",
+    input: `
+      hi bhai
+      a = -.6;
+      bye bhai
+    `,
+    output: `{\"type\":\"Program\",\"body\":{\"type\":\"InitStatement\",\"body\":[{\"type\":\"ExpressionStatement\",\"expression\":{\"type\":\"AssignmentExpression\",\"operator\":\"=\",\"left\":{\"type\":\"IdentifierExpression\",\"name\":\"a\"},\"right\":{\"type\":\"NumericLiteral\",\"value\":-0.6}}}]}}`,
+  },
   // paranthesized expression tests
   {
     name: "paranthesized expression test with one parenthesis and simple expression, should success",