feat: improve Option codegen and types

[camsjams]

Fixes #519

[github-actions]

Coverage report

St.❔	Category	Percentage	Covered / Total
🟢	Statements	89.52% (-0.62% 🔻)	3330/3720
🟡	Branches	69.92% (-0.82% 🔻)	623/891
🟢	Functions	86.32% (-0.98% 🔻)	669/775
🟢	Lines	89.47% (-0.5% 🔻)	3186/3561

Show new covered files 🐣

St.❔	File	Statements	Branches	Functions	Lines
🔴	... / utils.ts	36.84%	16.67%	20%	36.67%

Show files with reduced coverage 🔻

St.❔	File	Statements	Branches	Functions	Lines
🟢	... / parseSvmTypes.ts	81.36% (-2.28% 🔻)	52.17% (+2.17% 🔼)	91.67% (-8.33% 🔻)	86.79% (-1.21% 🔻)
🟡	... / types.ts	60.81% (-0.06% 🔻)	64.29% (-1.17% 🔻)	66.67%	61.11% (-0.08% 🔻)

Test suite run success

504 tests passing in 45 suites.

Report generated by 🧪jest coverage report action from 7e743db

[matt-user]

lgtm