[Pkg-javascript-commits] [uglifyjs] 441/491: fix `join_vars` property assignment for negative array index (#2810)

[Jonas Smedegaard]

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js pushed a commit to annotated tag debian/3.3.10-1
in repository uglifyjs.

commit 983e69128b0e6da78d71ad9b77d798f31a10ca44
Author: kzc <kzc at users.noreply.github.com>
Date:   Thu Jan 18 08:52:54 2018 -0500

    fix `join_vars` property assignment for negative array index (#2810)
    
    fixes #2790
---
 lib/compress.js             |   2 +-
 test/compress/properties.js | 204 ++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 205 insertions(+), 1 deletion(-)

diff --git a/lib/compress.js b/lib/compress.js
index 6417822..8905679 100644
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -1746,7 +1746,7 @@ merge(Compressor.prototype, {
                 }
                 if (prop instanceof AST_Node) break;
                 def.value.properties.push(make_node(AST_ObjectKeyVal, node, {
-                    key: prop,
+                    key: "" + prop,
                     value: node.right
                 }));
                 exprs.shift();
diff --git a/test/compress/properties.js b/test/compress/properties.js
index af115ff..53684da 100644
--- a/test/compress/properties.js
+++ b/test/compress/properties.js
@@ -1357,3 +1357,207 @@ join_object_assignments_forin: {
     }
     expect_stdout: "PASS"
 }
+
+join_object_assignments_negative: {
+    options = {
+        evaluate: true,
+        join_vars: true,
+        properties: true,
+    }
+    input: {
+        var o = {};
+        o[0] = 0;
+        o[-0] = 1;
+        o[-1] = 2;
+        console.log(o[0], o[-0], o[-1]);
+    }
+    expect: {
+        var o = {
+            0: 0,
+            0: 1,
+            "-1": 2
+        };
+        console.log(o[0], o[-0], o[-1]);
+    }
+    expect_stdout: "1 1 2"
+}
+
+join_object_assignments_NaN_1: {
+    options = {
+        join_vars: true,
+    }
+    input: {
+        var o = {};
+        o[NaN] = 1;
+        o[0/0] = 2;
+        console.log(o[NaN], o[NaN]);
+    }
+    expect: {
+        var o = {};
+        o[NaN] = 1;
+        o[0/0] = 2;
+        console.log(o[NaN], o[NaN]);
+    }
+    expect_stdout: "2 2"
+}
+
+join_object_assignments_NaN_2: {
+    options = {
+        evaluate: true,
+        join_vars: true,
+        properties: true,
+    }
+    input: {
+        var o = {};
+        o[NaN] = 1;
+        o[0/0] = 2;
+        console.log(o[NaN], o[NaN]);
+    }
+    expect: {
+        var o = {
+            NaN: 1,
+            NaN: 2
+        };
+        console.log(o.NaN, o.NaN);
+    }
+    expect_stdout: "2 2"
+}
+
+join_object_assignments_null_0: {
+    options = {
+        join_vars: true,
+    }
+    input: {
+        var o = {};
+        o[null] = 1;
+        console.log(o[null]);
+    }
+    expect: {
+        var o = {};
+        o[null] = 1;
+        console.log(o[null]);
+    }
+    expect_stdout: "1"
+}
+
+join_object_assignments_null_1: {
+    options = {
+        evaluate: true,
+        join_vars: true,
+        properties: true,
+    }
+    input: {
+        var o = {};
+        o[null] = 1;
+        console.log(o[null]);
+    }
+    expect: {
+        var o = {
+            null: 1
+        };
+        console.log(o.null);
+    }
+    expect_stdout: "1"
+}
+
+join_object_assignments_void_0: {
+    options = {
+        evaluate: true,
+        join_vars: true,
+    }
+    input: {
+        var o = {};
+        o[void 0] = 1;
+        console.log(o[void 0]);
+    }
+    expect: {
+        var o = {
+            undefined: 1
+        };
+        console.log(o[void 0]);
+    }
+    expect_stdout: "1"
+}
+
+join_object_assignments_undefined_1: {
+    options = {
+        join_vars: true,
+    }
+    input: {
+        var o = {};
+        o[undefined] = 1;
+        console.log(o[undefined]);
+    }
+    expect: {
+        var o = {};
+        o[void 0] = 1;
+        console.log(o[void 0]);
+    }
+    expect_stdout: "1"
+}
+
+join_object_assignments_undefined_2: {
+    options = {
+        evaluate: true,
+        join_vars: true,
+        properties: true,
+    }
+    input: {
+        var o = {};
+        o[undefined] = 1;
+        console.log(o[undefined]);
+    }
+    expect: {
+        var o = {
+            undefined : 1
+        };
+        console.log(o[void 0]);
+    }
+    expect_stdout: "1"
+}
+
+join_object_assignments_Infinity: {
+    options = {
+        evaluate: true,
+        join_vars: true,
+        properties: true,
+    }
+    input: {
+        var o = {};
+        o[Infinity] = 1;
+        o[1/0] = 2;
+        o[-Infinity] = 3;
+        o[-1/0] = 4;
+        console.log(o[Infinity], o[1/0], o[-Infinity], o[-1/0]);
+    }
+    expect: {
+        var o = {
+            Infinity: 1,
+            Infinity: 2,
+            "-Infinity": 3,
+            "-Infinity": 4
+        };
+        console.log(o[1/0], o[1/0], o[-1/0], o[-1/0]);
+    }
+    expect_stdout: "2 2 4 4"
+}
+
+join_object_assignments_regex: {
+    options = {
+        evaluate: true,
+        join_vars: true,
+        properties: true,
+    }
+    input: {
+        var o = {};
+        o[/rx/] = 1;
+        console.log(o[/rx/]);
+    }
+    expect: {
+        var o = {
+            "/rx/": 1
+        };
+        console.log(o[/rx/]);
+    }
+    expect_stdout: "1"
+}

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