Added syntax highlighting for strings

[HalidOdat]

It changes the following:

• Added syntax highlighting for strings ("", '')
• Split rustyline helper to a separate file (helper.rs)
• Made colors for highlighting constants.

[codecov]

Codecov Report

Merging #595 into master will decrease coverage by 0.01%.
The diff coverage is 0.00%.

@@            Coverage Diff             @@
##           master     #595      +/-   ##
==========================================
- Coverage   71.11%   71.09%   -0.02%     
==========================================
  Files         176      177       +1     
  Lines       11503    11505       +2     
==========================================
  Hits         8180     8180              
- Misses       3323     3325       +2     

Impacted Files	Coverage Δ
boa_cli/src/helper.rs	0.00% <0.00%> (ø)
boa_cli/src/main.rs	33.33% <ø> (+27.45%)	⬆️

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[github-actions]

Benchmark for 33924fd

Click to view benchmark

Test	PR Benchmark	Master Benchmark	%
Arithmetic operations (Execution)	316.4±15.74ns	326.4±23.77ns	-3.06%
Arithmetic operations (Full)	140.9±9.37µs	139.7±7.33µs	+0.86%
Array access (Execution)	12.2±0.88µs	11.9±1.00µs	+2.52%
Array access (Full)	158.2±8.28µs	161.0±8.91µs	-1.74%
Array creation (Execution)	3.2±0.18ms	3.2±0.14ms	0.00%
Array creation (Full)	3.4±0.14ms	3.4±0.14ms	0.00%
Array pop (Execution)	1222.3±75.88µs	1238.6±91.28µs	-1.32%
Array pop (Full)	1484.0±102.31µs	1506.2±90.01µs	-1.47%
Boolean Object Access (Execution)	3.6±0.21µs	3.6±0.23µs	0.00%
Boolean Object Access (Full)	149.9±12.06µs	152.8±9.84µs	-1.90%
Create Realm	128.7±7.70µs	129.2±6.98µs	-0.39%
Dynamic Object Property Access (Execution)	5.5±0.35µs	5.5±0.35µs	0.00%
Dynamic Object Property Access (Full)	164.2±10.78µs	155.0±9.64µs	+5.94%
Expression (Lexer)	1991.9±131.80ns	1999.5±133.31ns	-0.38%
Expression (Parser)	4.6±0.33µs	4.6±0.35µs	0.00%
Fibonacci (Execution)	824.4±38.39µs	829.0±63.54µs	-0.55%
Fibonacci (Full)	1023.9±69.81µs	1019.4±65.48µs	+0.44%
For loop (Execution)	19.2±1.15µs	19.6±1.03µs	-2.04%
For loop (Full)	167.8±15.40µs	167.9±10.61µs	-0.06%
For loop (Lexer)	4.4±0.25µs	4.4±0.28µs	0.00%
For loop (Parser)	12.0±0.59µs	11.8±0.80µs	+1.69%
Goal Symbols (Parser)	7.3±0.65µs	7.1±0.38µs	+2.82%
Hello World (Lexer)	681.5±38.95ns	712.5±46.25ns	-4.35%
Hello World (Parser)	1853.3±110.98ns	1865.3±111.07ns	-0.64%
Long file (Parser)	5.4±0.22ms	5.4±0.23ms	0.00%
Number Object Access (Execution)	2.8±0.19µs	2.8±0.13µs	0.00%
Number Object Access (Full)	144.8±9.88µs	146.8±8.92µs	-1.36%
Object Creation (Execution)	4.8±0.28µs	4.8±0.41µs	0.00%
Object Creation (Full)	166.1±9.02µs	175.5±13.17µs	-5.36%
RegExp (Execution)	55.5±3.49µs	58.0±4.30µs	-4.31%
RegExp (Full)	217.9±12.46µs	213.7±11.95µs	+1.97%
RegExp Literal (Execution)	59.5±3.99µs	60.3±4.01µs	-1.33%
RegExp Literal (Full)	212.7±11.78µs	215.6±25.50µs	-1.35%
RegExp Literal Creation (Execution)	56.3±3.14µs	56.5±3.39µs	-0.35%
RegExp Literal Creation (Full)	265.2±15.83µs	250.7±16.71µs	+5.78%
Static Object Property Access (Execution)	4.8±0.30µs	4.9±0.31µs	-2.04%
Static Object Property Access (Full)	162.4±8.61µs	155.2±11.12µs	+4.64%
String Object Access (Execution)	6.9±0.48µs	6.8±0.44µs	+1.47%
String Object Access (Full)	150.2±9.31µs	152.7±9.37µs	-1.64%
String comparison (Execution)	5.6±0.41µs	5.6±0.34µs	0.00%
String comparison (Full)	154.3±9.77µs	150.8±10.15µs	+2.32%
String concatenation (Execution)	4.6±0.35µs	4.7±0.30µs	-2.13%
String concatenation (Full)	147.7±7.79µs	147.8±9.40µs	-0.07%
String copy (Execution)	3.5±0.29µs	3.7±0.26µs	-5.41%
String copy (Full)	144.0±8.57µs	143.5±8.05µs	+0.35%
Symbols (Execution)	3.0±0.20µs	3.1±0.27µs	-3.23%
Symbols (Full)	138.7±7.70µs	139.5±8.58µs	-0.57%

[github-actions]

Benchmark for 0a1d3f3

Click to view benchmark

Test	PR Benchmark	Master Benchmark	%
Arithmetic operations (Execution)	326.2±14.93ns	319.9±17.23ns	+1.97%
Arithmetic operations (Full)	143.3±8.28µs	147.0±9.97µs	-2.52%
Array access (Execution)	7.1±0.39µs	7.1±0.48µs	0.00%
Array access (Full)	155.5±8.28µs	155.5±12.12µs	0.00%
Array creation (Execution)	2.9±0.11ms	2.9±0.12ms	0.00%
Array creation (Full)	3.2±0.11ms	3.2±0.15ms	0.00%
Array pop (Execution)	1034.5±50.78µs	1048.8±57.90µs	-1.36%
Array pop (Full)	1323.6±62.54µs	1345.1±76.79µs	-1.60%
Boolean Object Access (Execution)	3.7±0.20µs	3.7±0.21µs	0.00%
Boolean Object Access (Full)	149.5±7.71µs	149.6±6.70µs	-0.07%
Create Realm	128.7±6.75µs	133.3±8.61µs	-3.45%
Dynamic Object Property Access (Execution)	4.3±0.19µs	4.5±0.27µs	-4.44%
Dynamic Object Property Access (Full)	150.2±7.91µs	147.9±8.02µs	+1.56%
Expression (Lexer)	2.0±0.11µs	2.1±0.15µs	-4.76%
Expression (Parser)	4.6±0.28µs	4.8±0.33µs	-4.17%
Fibonacci (Execution)	813.4±39.49µs	830.5±44.95µs	-2.06%
Fibonacci (Full)	987.2±39.54µs	988.6±40.96µs	-0.14%
For loop (Execution)	19.1±1.28µs	19.2±1.27µs	-0.52%
For loop (Full)	163.4±9.22µs	165.3±11.05µs	-1.15%
For loop (Lexer)	4.5±0.24µs	4.5±0.22µs	0.00%
For loop (Parser)	12.2±0.65µs	12.4±0.67µs	-1.61%
Goal Symbols (Parser)	7.5±0.45µs	7.4±0.41µs	+1.35%
Hello World (Lexer)	702.1±39.93ns	709.6±42.27ns	-1.06%
Hello World (Parser)	1888.7±100.49ns	1919.6±127.27ns	-1.61%
Long file (Parser)	5.5±0.16ms	5.7±0.21ms	-3.51%
Number Object Access (Execution)	2.9±0.18µs	2.9±0.16µs	0.00%
Number Object Access (Full)	152.4±8.05µs	148.5±8.57µs	+2.63%
Object Creation (Execution)	3.6±0.18µs	3.7±0.19µs	-2.70%
Object Creation (Full)	170.5±12.01µs	165.4±8.98µs	+3.08%
RegExp (Execution)	56.5±2.78µs	57.8±3.04µs	-2.25%
RegExp (Full)	239.2±25.49µs	216.7±10.40µs	+10.38%
RegExp Literal (Execution)	61.5±3.26µs	60.9±3.58µs	+0.99%
RegExp Literal (Full)	216.4±11.95µs	217.9±12.20µs	-0.69%
RegExp Literal Creation (Execution)	58.1±3.30µs	57.9±3.36µs	+0.35%
RegExp Literal Creation (Full)	252.5±14.37µs	251.7±14.69µs	+0.32%
Static Object Property Access (Execution)	3.8±0.19µs	3.8±0.25µs	0.00%
Static Object Property Access (Full)	150.0±6.72µs	151.8±10.36µs	-1.19%
String Object Access (Execution)	5.5±0.39µs	5.5±0.35µs	0.00%
String Object Access (Full)	153.7±9.11µs	151.2±7.98µs	+1.65%
String comparison (Execution)	5.0±0.28µs	5.1±0.23µs	-1.96%
String comparison (Full)	152.9±8.39µs	156.8±9.39µs	-2.49%
String concatenation (Execution)	4.1±0.23µs	4.2±0.36µs	-2.38%
String concatenation (Full)	149.9±9.54µs	148.2±9.55µs	+1.15%
String copy (Execution)	3.0±0.14µs	3.1±0.17µs	-3.23%
String copy (Full)	143.8±7.60µs	141.3±7.07µs	+1.77%
Symbols (Execution)	2.5±0.14µs	2.6±0.14µs	-3.85%
Symbols (Full)	140.9±7.72µs	141.1±8.80µs	-0.14%