Fix build with --no-default-features (#1219)

* Check build works without default features

* Fix lazy static use

Author: alamb

.github/workflows/rust.yml

@@ -64,6 +64,12 @@ jobs:
         env:
           CARGO_HOME: "/github/home/.cargo"
           CARGO_TARGET_DIR: "/github/home/target"
+      - name: Check DataFusion Build without default features
+        run: |
+          cargo check --no-default-features -p datafusion
+        env:
+          CARGO_HOME: "/github/home/.cargo"
+          CARGO_TARGET_DIR: "/github/home/target"
 
   # test the crate
   linux-test:

datafusion/Cargo.toml

@@ -41,7 +41,7 @@ path = "src/lib.rs"
 default = ["crypto_expressions", "regex_expressions", "unicode_expressions"]
 simd = ["arrow/simd"]
 crypto_expressions = ["md-5", "sha2", "blake2", "blake3"]
-regex_expressions = ["regex", "lazy_static"]
+regex_expressions = ["regex"]
 unicode_expressions = ["unicode-segmentation"]
 # Used for testing ONLY: causes all values to hash to the same value (test for collisions)
 force_hash_collisions = []
@@ -70,7 +70,7 @@ blake3 = { version = "1.0", optional = true }
 ordered-float = "2.0"
 unicode-segmentation = { version = "^1.7.1", optional = true }
 regex = { version = "^1.4.3", optional = true }
-lazy_static = { version = "^1.4.0", optional = true }
+lazy_static = { version = "^1.4.0" }
 smallvec = { version = "1.6", features = ["union"] }
 rand = "0.8"
 avro-rs = { version = "0.13", features = ["snappy"], optional = true }

datafusion/src/lib.rs

@@ -236,9 +236,5 @@ pub(crate) mod field_util;
 pub mod test;
 pub mod test_util;
 
-#[macro_use]
-#[cfg(feature = "regex_expressions")]
-extern crate lazy_static;
-
 #[cfg(doctest)]
 doc_comment::doctest!("../../README.md", readme_example_test);

datafusion/src/physical_plan/file_format/mod.rs

@@ -39,6 +39,7 @@ use crate::{
     datasource::{object_store::ObjectStore, PartitionedFile},
     scalar::ScalarValue,
 };
+use lazy_static::lazy_static;
 use std::{
     collections::HashMap,
     fmt::{Display, Formatter, Result as FmtResult},

datafusion/src/physical_plan/regex_expressions.rs

@@ -28,6 +28,7 @@ use crate::error::{DataFusionError, Result};
 use arrow::array::{ArrayRef, GenericStringArray, StringOffsetSizeTrait};
 use arrow::compute;
 use hashbrown::HashMap;
+use lazy_static::lazy_static;
 use regex::Regex;
 
 macro_rules! downcast_string_arg {