--- title: Predicate Pattern in Go | daily.dev description: Explores implementing the predicate pattern in Go to create elegant, filterable search methods. Demonstrates building a process finder that accepts predicate... canonical: https://daily.dev/posts/predicate-pattern-in-go-zwid12r7p twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Predicate Pattern in Go | daily.dev og:description: Explores implementing the predicate pattern in Go to create elegant, filterable search methods. Demonstrates building a process finder that accepts predicate... og:url: https://daily.dev/posts/predicate-pattern-in-go-zwid12r7p og:image: https://api.daily.dev/og/posts/ZwId12R7P.png og:image:alt: Predicate Pattern in Go og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Predicate Pattern in Go **[habr](https://daily.dev/sources/habr)** · 2 min read · 32 upvotes · 0 comments ## Summary Explores implementing the predicate pattern in Go to create elegant, filterable search methods. Demonstrates building a process finder that accepts predicate functions (functions returning bool) through builder methods like ByTitle() and ByPID(). Shows how to enhance developer experience by converting filter functions into methods on an empty struct, enabling IDE autocomplete for filter options while maintaining clean, idiomatic code. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Many-Step Sequences in Go](https://daily.dev/posts/many-step-sequences-in-go-n5rjnwwdz) · Lobsters · 2 upvotes · 0 comments - [Go for Bash Programmers](https://daily.dev/posts/go-for-bash-programmers-xe7mti09v) · Go monk · 1 upvotes · 0 comments --- Tags: [#golang](https://daily.dev/tags/golang), [#functional-programming](https://daily.dev/tags/functional-programming), [#design-patterns](https://daily.dev/tags/design-patterns) [View this post on daily.dev](https://daily.dev/posts/predicate-pattern-in-go-zwid12r7p) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"Predicate Pattern in Go","url":"https://daily.dev/posts/predicate-pattern-in-go-zwid12r7p","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/predicate-pattern-in-go-zwid12r7p"},"datePublished":"2025-10-11T10:48:52.950Z","dateModified":"2025-10-11T10:49:15.932Z","description":"Explores implementing the predicate pattern in Go to create elegant, filterable search methods. Demonstrates building a process finder that accepts predicate...","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/50c414068ae9845c8d3b505d402c8928?_a=AQAEulh","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/50c414068ae9845c8d3b505d402c8928?_a=AQAEulh","isAccessibleForFree":true,"articleSection":"habr","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"habr","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/habr","url":"https://daily.dev/sources/habr"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/predicate-pattern-in-go-zwid12r7p","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":32},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"golang,functional-programming,design-patterns","timeRequired":"PT2M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"habr","item":"https://daily.dev/sources/habr"},{"@type":"ListItem","position":3,"name":"Predicate Pattern in Go"}]} ```