Type checking your DSLs

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Transcript of Type checking your DSLs

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1 Implementazione di Linguaggi 2 Implementazione di Linguaggi 2 Federico Bernardi Type checking 2° parte Type checking 2° parte - Equivalenza di type expressions.

1 Implementazione di Linguaggi 2 Implementazione di Linguaggi 2 Federico Bernardi Type checking 2° parte Type checking 2° parte - Equivalenza di type expressions.

Preventing bugs with pluggable type checking

Preventing bugs with pluggable type checking

Why Static Type Checking is Better

Why Static Type Checking is Better

MDE & DSLs

MDE & DSLs

Lecture 11 Implementing Small Languages internal vs. external DSLs, hybrid small DSLs

Lecture 11 Implementing Small Languages internal vs. external DSLs, hybrid small DSLs

Mixing Type Checking and Symbolic Evaluation

Mixing Type Checking and Symbolic Evaluation

Type Checking - Electrical Engineering and Computer Scienceweb.eecs.umich.edu/~weimerw/2012-4610/lectures/weimer-pl-type-checking.pdf · Type Checking Proofs A type checker’s goal

Type Checking - Electrical Engineering and Computer Scienceweb.eecs.umich.edu/~weimerw/2012-4610/lectures/weimer-pl-type-checking.pdf · Type Checking Proofs A type checker’s goal

Names, Bindings, Type Checking and Scopes

Names, Bindings, Type Checking and Scopes

Calculating Projections via Type Checking

Calculating Projections via Type Checking

Names, Bindings, Type Checking, and Scopes · Type Checking • Generalize the concept of operands and operators to include subprograms and assignments • Type checking is the activity

Names, Bindings, Type Checking, and Scopes · Type Checking • Generalize the concept of operands and operators to include subprograms and assignments • Type checking is the activity

Type Checking in XOBE

Type Checking in XOBE

Type Checking - McGill School Of Computer Sciencecs520/2019/slides/8-typecheck.pdf · COMP 520 Winter 2019 Type Checking (6) Type Annotations A type annotation specifies a type invariant

Type Checking - McGill School Of Computer Sciencecs520/2019/slides/8-typecheck.pdf · COMP 520 Winter 2019 Type Checking (6) Type Annotations A type annotation specifies a type invariant

Type Checking - McGill Universityhendren/520/2016/slides/typecheck.pdfCOMP 520 Winter 2016 Type checking (1) Type Checking COMP 520: Compiler Design (4 credits) Professor Laurie Hendren

Type Checking - McGill Universityhendren/520/2016/slides/typecheck.pdfCOMP 520 Winter 2016 Type checking (1) Type Checking COMP 520: Compiler Design (4 credits) Professor Laurie Hendren

1 Semantic Analysis Check semantics Error reporting Disambiguate overloaded operators Type coercion Static checking –Type checking –Control flow checking.

1 Semantic Analysis Check semantics Error reporting Disambiguate overloaded operators Type coercion Static checking –Type checking –Control flow checking.

Type CHecking and CASTING

Type CHecking and CASTING

Mike Lam, ProfessorStatic vs. dynamic type checking – Static type checking finds type errors at compile time Usually checked by compiler (e.g., Haskell) – Dynamic type checking

Mike Lam, ProfessorStatic vs. dynamic type checking – Static type checking finds type errors at compile time Usually checked by compiler (e.g., Haskell) – Dynamic type checking

Type Checking and Type Inference

Type Checking and Type Inference

Type Checking

Type Checking

Type Checking in Compiler Design

Type Checking in Compiler Design

What is a type? Type checking Type conversion …lou/314-f04-slides/topic11-typesA.pdf · •What is a type? •Type checking •Type conversion ... •But real Æ int may lose precision

What is a type? Type checking Type conversion …lou/314-f04-slides/topic11-typesA.pdf · •What is a type? •Type checking •Type conversion ... •But real Æ int may lose precision