Feature SyntaxError

[HalidOdat]

It changes the following:

• Implement SyntaxError object
• Add .construct_syntax_error() and .throw_syntax_error()
• Made error objects construction use to_string() (spec compliant and some cleanup)
• Fix missing name field in prototype of error objects

[codecov]

Codecov Report

Merging #536 into master will decrease coverage by 0.05%.
The diff coverage is 50.00%.

@@            Coverage Diff             @@
##           master     #536      +/-   ##
==========================================
- Coverage   68.10%   68.05%   -0.06%     
==========================================
  Files         169      170       +1     
  Lines        9942     9957      +15     
==========================================
+ Hits         6771     6776       +5     
- Misses       3171     3181      +10     

Impacted Files	Coverage Δ
boa/src/builtins/error/mod.rs	33.33% <0.00%> (+5.33%)	⬆️
boa/src/builtins/mod.rs	21.42% <0.00%> (-0.80%)	⬇️
boa/src/exec/exception.rs	56.00% <0.00%> (-14.00%)	⬇️
boa/src/builtins/error/syntax.rs	36.36% <36.36%> (ø)
boa/src/builtins/error/range.rs	59.09% <100.00%> (+3.09%)	⬆️
boa/src/builtins/error/reference.rs	59.09% <100.00%> (+3.09%)	⬆️
boa/src/builtins/error/type.rs	59.09% <100.00%> (+3.09%)	⬆️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 8b40e9e...6708820. Read the comment docs.

[github-actions]

Benchmark for f21deb2

Click to view benchmark

Test	PR Benchmark	Master Benchmark	%
Arithmetic operations (Execution)	605.1±37.25ns	605.9±38.22ns	-0.13%
Array access (Execution)	14.8±0.95µs	14.2±0.60µs	+4.23%
Array creation (Execution)	3.9±0.22ms	3.9±0.21ms	0.00%
Array pop (Execution)	1439.6±144.30µs	1420.5±72.38µs	+1.34%
Boolean Object Access (Execution)	5.7±0.32µs	5.7±0.41µs	0.00%
Create Realm	160.0±11.25µs	144.5±15.54µs	+10.73%
Dynamic Object Property Access (Execution)	7.9±0.61µs	7.8±0.45µs	+1.28%
Expression (Lexer)	2.2±0.12µs	2.3±0.18µs	-4.35%
Expression (Parser)	5.1±0.32µs	5.1±0.31µs	0.00%
Fibonacci (Execution)	1137.6±58.75µs	1119.4±50.79µs	+1.63%
For loop (Execution)	26.5±2.11µs	24.0±0.77µs	+10.42%
For loop (Lexer)	5.5±0.22µs	5.6±0.33µs	-1.79%
For loop (Parser)	14.4±0.69µs	15.0±1.70µs	-4.00%
Hello World (Lexer)	1021.4±69.12ns	1013.4±65.97ns	+0.79%
Hello World (Parser)	2.4±0.26µs	2.4±0.16µs	0.00%
Long file (Parser)	6.7±0.30ms	6.7±0.19ms	0.00%
Number Object Access (Execution)	4.4±0.23µs	4.6±0.30µs	-4.35%
Object Creation (Execution)	6.7±0.38µs	6.8±0.43µs	-1.47%
RegExp (Execution)	82.9±4.93µs	81.4±4.97µs	+1.84%
RegExp Literal (Execution)	87.6±5.21µs	87.7±5.26µs	-0.11%
RegExp Literal Creation (Execution)	84.4±5.66µs	83.5±7.58µs	+1.08%
Static Object Property Access (Execution)	7.0±0.38µs	7.0±0.46µs	0.00%
String Object Access (Execution)	9.7±0.78µs	9.6±0.57µs	+1.04%
String comparison (Execution)	7.7±0.49µs	7.5±0.34µs	+2.67%
String concatenation (Execution)	6.2±0.33µs	6.3±0.47µs	-1.59%
String copy (Execution)	5.0±0.27µs	5.1±0.26µs	-1.96%
Symbols (Execution)	4.7±0.45µs	4.5±0.36µs	+4.44%

[Razican]

Looks good! Just a couple of comments about the documentation :)

[github-actions]

Benchmark for 89fd802

Click to view benchmark

Test	PR Benchmark	Master Benchmark	%
Arithmetic operations (Execution)	574.4±5.88ns	576.2±8.33ns	-0.31%
Array access (Execution)	14.4±0.40µs	14.3±0.17µs	+0.70%
Array creation (Execution)	4.0±0.05ms	4.0±0.05ms	0.00%
Array pop (Execution)	1535.8±42.14µs	1523.3±26.26µs	+0.82%
Boolean Object Access (Execution)	5.3±0.09µs	5.4±0.05µs	-1.85%
Create Realm	151.8±2.30µs	142.6±2.76µs	+6.45%
Dynamic Object Property Access (Execution)	7.5±0.35µs	7.3±0.11µs	+2.74%
Expression (Lexer)	2.2±0.02µs	2.2±0.03µs	0.00%
Expression (Parser)	5.2±0.06µs	5.2±0.12µs	0.00%
Fibonacci (Execution)	1031.8±22.21µs	1050.8±61.22µs	-1.81%
For loop (Execution)	24.0±0.42µs	23.9±0.44µs	+0.42%
For loop (Lexer)	5.6±0.08µs	5.6±0.06µs	0.00%
For loop (Parser)	14.1±0.30µs	14.1±0.72µs	0.00%
Hello World (Lexer)	1008.2±21.07ns	1012.0±18.63ns	-0.38%
Hello World (Parser)	2.3±0.04µs	2.3±0.08µs	0.00%
Long file (Parser)	6.3±0.13ms	6.3±0.06ms	0.00%
Number Object Access (Execution)	4.4±0.31µs	4.3±0.09µs	+2.33%
Object Creation (Execution)	6.4±0.08µs	6.4±0.08µs	0.00%
RegExp (Execution)	76.8±0.93µs	75.8±3.52µs	+1.32%
RegExp Literal (Execution)	80.9±1.59µs	78.9±1.29µs	+2.53%
RegExp Literal Creation (Execution)	76.9±1.45µs	76.1±3.18µs	+1.05%
Static Object Property Access (Execution)	6.7±0.09µs	6.6±0.17µs	+1.52%
String Object Access (Execution)	9.1±0.15µs	9.1±0.24µs	0.00%
String comparison (Execution)	7.4±0.30µs	7.1±0.10µs	+4.23%
String concatenation (Execution)	6.1±0.17µs	6.0±0.09µs	+1.67%
String copy (Execution)	4.8±0.05µs	4.7±0.11µs	+2.13%
Symbols (Execution)	4.3±0.06µs	4.2±0.08µs	+2.38%