Presents the original model for module-level
gradual typing.
In the model, one typed module may interact with any
number of untyped modules.
A type soundness theorem guarantees the integrity of all typed
code.
[SFP-2007] Ryan Culpepper, Sam Tobin-Hochstadt, and Matthew Flatt, “Advanced Macrology and the Implementation of Typed Scheme,” Workshop on Scheme and Functional Programming, 2007. https://www2.ccs.neu.edu/racket/pubs/scheme2007-ctf.pdf
Describes the key macros that enabled Typed Racket.
[POPL-2008] Sam Tobin-Hochstadt and Matthias Felleisen, “The Design and Implementation of Typed Scheme,” Symposium on Principles of Programming Languages, 2008. https://www2.ccs.neu.edu/racket/pubs/popl08-thf.pdf
Contains a model of core Typed Racket (with a simple
form of occurrence typing) and an extended discussion
about scaling the model to a language.
[ESOP-2009] T. Stephen Strickland, Sam Tobin-Hochstadt, and Matthias Felleisen, “Practical Variable-Arity Polymorphism,” European Symposium on Programming, 2009. https://www2.ccs.neu.edu/racket/pubs/esop09-sthf.pdf
Explains how to type-check a polymorphic function that
accepts any number of arguments (such as map).
[ICFP-2010] Sam Tobin-Hochstadt and Matthias Felleisen, “Logical Types for Untyped Languages,” International Conference on Functional Programming, 2010. https://www2.ccs.neu.edu/racket/pubs/icfp10-thf.pdf
Presents a compositionas occurrence typing system and
comments on its implementation in Typed Racket.
[PLDI-2011] Sam Tobin-Hochstadt, Vincent St-Amour, Ryan Culpepper, Matthew Flatt, and Matthias Felleisen, “Languages as Libraries,” Conference on Programming Language Design and Implementation, 2011. https://www2.ccs.neu.edu/racket/pubs/pldi11-thacff.pdf
Motivates the use of macros to define a language and
summarizes the Typed Racket type checker and optimizer.
[OOPSLA-2012] Asumu Takikawa, T. Stephen Strickland, Christos Dimoulas, Sam Tobin-Hochstadt, and Matthias Felleisen, “Gradual Typing for First-Class Classes,” Conference on Object-Oriented Programming, Systems, Languages, and Applications, 2012. https://www2.ccs.neu.edu/racket/pubs/oopsla12-tsdthf.pdf
Presents a model of typed classes that can interact with
untyped classes through method calls, inheritance, and
mixins.
[PADL-2012] Vincent St-Amour, Sam Tobin-Hochstadt, Matthew Flatt, and Matthias Felleisen, “Typing the Numeric Tower,” International Symposium on Practical Aspects of Declarative Languages, 2012. https://www2.ccs.neu.edu/racket/pubs/padl12-stff.pdf
Motivates the built-in types for numbers
and numeric primitives.
[ESOP-2013] Asumu Takikawa, T. Stephen Strickland, and Sam Tobin-Hochstadt, “Constraining Delimited Control with Contracts,” European Symposium on Programming, 2013. https://www2.ccs.neu.edu/racket/pubs/esop13-tsth.pdf
Shows how to type check the % and fcontrol
operators in the presence of continuation marks.
[RP:DLS-2014] Michael M. Vitousek, Andrew Kent, Jeremy G. Siek, and Jim Baker, “Design and Evaluation of Gradual Typing for Python,” Dynamic Languages Symposium, 2014. https://dl.acm.org/doi/10.1145/2775052.2661101
[ECOOP-2015] Asumu Takikawa, Daniel Feltey, Earl Dean, Robert Bruce Findler, Matthew Flatt, Sam Tobin-Hochstadt, and Matthias Felleisen, “Toward Practical Gradual Typing,” European Conference on Object-Oriented Programming, 2015. https://www2.ccs.neu.edu/racket/pubs/ecoop2015-takikawa-et-al.pdf
Presents an implementation, experience report, and
performance evaluation for gradually-typed first-class
classes.
[PLDI-2016] Andrew Kent and Sam Tobin-Hochstadt, “Occurrence Typing Modulo Theories,” Conference on Programming Language Design and Implementation, 2016. https://dl.acm.org/citation.cfm?id=2908091
Adds linear integer constraints to Typed Racket’s
compositional occurrence typing.
[RP:POPL-2017] Michael M. Vitousek, Cameron Swords, and Jeremy G. Siek, “Big Types in Little Runtime: Open-World Soundness and Collaborative Blame for Gradual Type Systems,” Symposium on Principles of Programming Languages, 2017. https://dl.acm.org/doi/abs/10.1145/3009837.3009849
[POPL-2017] Stephen Chang, Alex Knauth, and Emina Torlak, “Symbolic Types for Lenient Symbolic Execution,” Symposium on Principles of Programming Languages, 2017. https://www2.ccs.neu.edu/racket/pubs/popl18-ckt.pdf
Presents a typed version of Rosette
that distinguishes between concrete and symbolic values.
The type system supports occurrence typing.
[SNAPL-2017] Sam Tobin-Hochstadt, Matthias Felleisen, Robert Bruce Findler, Matthew Flatt, Ben Greenman, Andrew M. Kent, Vincent St-Amour, T. Stephen Strickland, and Asumu Takikawa, “Migratory Typing: Ten Years Later,” Summit oN Advances in Programming Languages, 2017. https://www2.ccs.neu.edu/racket/pubs/typed-racket.pdf
Reflects on origins and successes; looks ahead to
current and future challenges.
[KafKa-2018] Benjamin W. Chung, Paley Li, Francesco Zappa Nardelli, and Jan Vitek, “KafKa: Gradual Typing for Objects,” European Conference on Object-Oriented Programming, 2018. https://drops.dagstuhl.de/opus/volltexte/2018/9217/
[RP:Vitousek-2019] Michael M. Vitousek, “Gradual Typing for Python, Unguarded,” Ph.D. dissertation, 2019. https://hdl.handle.net/2022/23172
[OOPSLA-2019] Ben Greenman, Matthias Felleisen, and Christos Dimoulas, “Complete Monitors for Gradual Types,” Conference on Object-Oriented Programming, Systems, Languages, and Applications, 2019. https://www2.ccs.neu.edu/racket/pubs/oopsla19-gfd.pdf
[RP:DLS-2019] Michael M. Vitousek, Jeremy G. Siek, and Avik Chaudhuri, “Optimizing and Evaluating Transient Gradual Typing,” Dynamic Languages Symposium, 2019. https://dl.acm.org/doi/10.1145/3359619.3359742
[Programming-2022] Ben Greenman, Lukas Lazarek, Christos Dimoulas, and Matthias Felleisen, “A Transient Semantics for Typed Racket,” The Art, Science, and Engineering of Programming 6.2, 2022. https://www2.ccs.neu.edu/racket/pubs/programming-gldf.pdf
Reports on the difficulties of adapting the Transient semantics of Reticulated Python
to the rich migratory type system and established complier infrastructure of Typed Racket.