feat: add more node walker for evaluator

[Peefy]

1. Does this PR affect any open issues?(Y/N) and add issue references (e.g. "fix #123", "re #123".):

• N
• Y

re #291

• feat: add more node walker for evaluator

2. What is the scope of this PR (e.g. component or file name):

• kclvm/ast/src/ast.rs
• kclvm/evaluator/src/calculation.rs
• kclvm/evaluator/src/context.rs
• kclvm/evaluator/src/function.rs
• kclvm/evaluator/src/module.rs
• kclvm/evaluator/src/node.rs
• kclvm/evaluator/src/scope.rs

3. Provide a description of the PR(e.g. more details, effects, motivations or doc link):

• Affects user behaviors
• Contains syntax changes
• Contains variable changes
• Contains experimental features
• Performance regression: Consumes more CPU
• Performance regression: Consumes more Memory
• Other

4. Are there any breaking changes?(Y/N) and describe the breaking changes(e.g. more details, motivations or doc link):

• N
• Y

5. Are there test cases for these changes?(Y/N) select and add more details, references or doc links:

• Unit test
• Integration test
• Benchmark (add benchmark stats below)
• Manual test (add detailed scripts or steps below)
• Other

• kclvm/evaluator/src/tests.rs

[coveralls]

Pull Request Test Coverage Report for Build 8421840308

Details

• 580 of 1379 (42.06%) changed or added relevant lines in 12 files are covered.
• 6 unchanged lines in 1 file lost coverage.
• Overall coverage increased (+0.3%) to 71.493%

---

Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
kclvm/ast/src/ast.rs	0	1	0.0%
kclvm/evaluator/src/function.rs	0	4	0.0%
kclvm/evaluator/src/value.rs	27	50	54.0%
kclvm/evaluator/src/context.rs	62	117	52.99%
kclvm/runtime/src/value/val_func.rs	0	67	0.0%
kclvm/evaluator/src/module.rs	0	73	0.0%
kclvm/evaluator/src/calculation.rs	78	194	40.21%
kclvm/evaluator/src/scope.rs	169	369	45.8%
kclvm/evaluator/src/node.rs	111	371	29.92%

Files with Coverage Reduction	New Missed Lines	%
kclvm/evaluator/src/node.rs	6	32.68%

Totals
Change from base Build 8418949293:	0.3%
Covered Lines:	46098
Relevant Lines:	64479

---

💛 - Coveralls